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SIQI ZHENG: And let's get
started here because today,

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we have a lot to talk about.

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And we also have
our guest speaker.

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Professor Golding is here,
so he will need 30 minutes--

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20 minutes.

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OK.

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And so since Ed is already here,
I'm going to first introduce Ed.

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And later, you can-- just
so we can just switch.

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So Professor Ed Golding is the
senior lecturer at Sloan School

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and also the executive
director of the MIT

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Center for Finance and Policy--

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Golub?

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EDWARD GOLDING: Golub.

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SIQI ZHENG: Golub Center
for Finance and Policy.

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But most importantly,
before coming to MIT,

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Ed was the head of the
Federal Housing Administration

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between 2015 to
2017, and also was

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a senior advisor in the
US Department of Housing

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and Urban Development,
HUD, and also

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in the senior executive at
the federal home loan mortgage

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corporation, Freddie
Mac, from 1989 to 2012.

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So basically, Ed is a big expert
and a huge national reputation

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for the visionary leadership
in housing finance policy.

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So today, that's
why I got Ed here,

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to talk about the housing
finance and the climate risk,

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how to consider climate
risk in housing finance.

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At first, it was not
considered at all.

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Now it's become a
lot of problems.

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Now they started to wake up and
consider climate risk in all

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the mortgage risk appraising.

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So that's what we'll
be at last 20 minutes.

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But before that, I
still have one hour

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to talk about this third lecture
of the climate and real estate.

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Today-- so basically, for
the first climate real estate

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session taught by Juan,
that's basic climate science

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and how to consider that
in the real estate sector.

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And the second one,
taught by me, also

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some basics and the
techniques, like

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the apple-to-apple comparison
in the DID setting,

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how to quantify the
impact of climate risk

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on real estate values.

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For that one, basically I just
stopped at the residential

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because I run out of time.

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But today's lecture will
be not very like basics.

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It will be a lot of
topical discussions.

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Because now, this
is such a new area.

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It's such a emerging area.

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No matter it's in the
industry, like the mortgage,

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like the banks, or in
academia, it's very new.

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So it's not very established,
the theory or framework

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and methodologies to study this.

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So today, I will just touch
on a few very frontier topics.

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There is a lot of
debate and puzzles,

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and people don't know
how to do and like that.

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And I want to get
your thoughts on this.

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So for today's topics, always,
we don't have an answer.

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We don't have an answer.

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It's not like DID or the
model and data things--

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no answer.

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But just put these things on the
table for your consideration.

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But also, which means if
you want to look into this,

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maybe there will be very
good opportunities for you,

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no matter for your future
jobs or your future research.

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So that's for today.

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So, yes, last time I
spent a lot of time

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for you to understand the DID.

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So we use the before-and-after
hurricane data

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to quantify, before
and after and, also,

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treatment group
and control group

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to quantify the
climate risk impact

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on residential real estate.

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In the paper I mentioned
the most, and also

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in the reading list,
is a Hurricane Sandy

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paper and New York City.

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Remember that?

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And then, for that paper, they
look at residential housing.

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And then they quantify a
long-term permanent price

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discount of 8%, remember?

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That's Hurricane Sandy
and New York City.

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And the 8% is a permanent
price discount after that.

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And then so many other papers
also found similar results--

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Miami and, also,
Texas, all the things.

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Then we talk about,
OK, now let's

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think about switch to
commercial real estate, not just

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the houses but
commercial real estate--

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office buildings, shopping
malls, hotels, and, also,

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apartments.

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So basically, I want to use
a few minutes to cover this.

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But first of all, I want you
to think about, and tell me

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some, your thoughts about
what's the difference, why I

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have two separate subsections.

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One is on residential, last
time, and the other one

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commercial.

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So because they share
a lot of things.

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When you think about hurricane
and flooding and wildfire, all

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those climate events, they will
cause damage, physical damage,

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no matter which kind of
properties, just buildings.

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And then they may increase
the insurance costs.

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And then, if this place
becomes so vulnerable,

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people leave, and
all will decline.

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So what is the common ground
of commercial real estate

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and the residential?

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And what are the
differences when you think

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about this climate impact?

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Do you have some ideas
why we have this,

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we want to make this special
for commercial real estate?

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Any thoughts?

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All the things are the same?

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If we use commercial, we
also get that result, 8%

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or something, as an impact?

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OK, Marco.

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STUDENT: Well, it's
different, one is to be,

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and one is to save.

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And residential is more to
each unit and the families.

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But commercial is more
business, is different language.

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SIQI ZHENG: Different language?

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What kind of language?

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STUDENT: Just all the contract
and terms will be different.

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SIQI ZHENG: OK, contract
will be different, yes.

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OK, yeah?

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STUDENT: I think, for
residential, the owners and user

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are the same party.

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For commercial,
they are different.

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SIQI ZHENG: OK,
that's also good.

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But think about-- yes, that's
a fundamental difference

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between commercial and
residential real estate.

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But let's link to climate risks.

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Think about climate risks.

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STUDENT: And we're back to
that commercial realtors,

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maybe, you think they
have and the residential--

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SIQI ZHENG: Nighttime,
when people are sleeping.

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OK, good.

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And what else?

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Yes, please?

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STUDENT: So
commercial risks, they

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tend to be on the ground floor.

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So they might be more
impacted by if there's

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flooding happening,
where residential there

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are multiple floors, so
there can be less impacted.

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SIQI ZHENG: OK, good.

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So all those are
very good, valid

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factors of the commercial real
estate versus residential.

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And let's think about
how people will feel.

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Because last lecture, remember,
I talked about belief.

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I talked about whether people
really believe in climate risk

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or not.

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And then what do you think?

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If we compare these
common households,

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like us, common people--

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of course, in this classroom,
we have a stronger belief,

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and we are more sophisticated in
terms of the climate knowledge

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because we are educated by MIT.

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But think about common
people, residents,

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versus commercial
real estate owners.

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What do you think?

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On average, who will believe
more about climate risk

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and understand more?

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STUDENT: My guess
is the residential,

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only because commercial real
estate owners are more worried

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about the bottom
line and worried

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about the financials, which
climate risk and climate

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mitigation is going to impact.

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So maybe it's harder
for them to be convinced

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that there's more dollars
and cents to go on.

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SIQI ZHENG: OK.

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They care more about
the financial value,

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and that matters a lot,
and the bottom line.

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For the residential, anyway,
you have your own house.

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You need to live there.

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And then you get flooded,
then you need to find a way.

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So we have three
major differences here

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I want to highlight.

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Of course, also,
all the factors you

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mentioned just now also valid.

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But most important thing
from the literature,

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or from all the industry, they
said, first, Commercial Real

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Estate, CRE--

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it's not our own CRE, it's
commercial real estate, also

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CRE--

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first, more
sophisticated investors.

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There is a big
survey, 2020, to study

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how this for the
institutional investors.

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Because the commercial real
estate always owned by big guys,

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like BlackRock and all these
Boston Properties, REIS,

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and the big asset
management companies.

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Those institutional investors,
the senior managers,

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they did a survey.

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And they found that
these 439 executives,

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they understand
more because this

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is more relevant to their daily
business, the bottom line.

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So they understand more
about climate risk.

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And also, they have a team.

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They have their
research department,

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and they have a team
of MIT graduates doing

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the modeling and all the work.

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So they are more sophisticated.

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They understand more.

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So that's why you see all the
headlines on the media now.

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They want to understand how they
can respond to the climate risk

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to cities, to your portfolio,
and to your assets.

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Secondly, the more
important thing

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is they are big, always
because they are big.

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Because they are big, they have
the capacity to hire people,

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to hire researchers,
to study this.

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They are big, so they worry
about their corporate image.

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And also, many of them, then,
BlackRock, they are fiduciaries.

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So they have the
huge responsibility

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for the small investors
behind them give money to them

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to invest.

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So then, no matter it's
a social responsibility

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or their own interest, they
need to stand up and say,

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we are responsible.

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We need to address this.

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We need to put high
standard on ourselves.

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So that's the second
reason that you will find,

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actually, the commercial
real estate sector

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will respond faster and
earlier to climate risk

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because they are big.

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They have the capacity.

00:11:05.960 --> 00:11:08.870 align:middle line:90%
And they care about the effects.

00:11:08.870 --> 00:11:10.890 align:middle line:84%
Put a simple word--
care about the effects.

00:11:10.890 --> 00:11:13.310 align:middle line:84%
And that's so
important for them.

00:11:13.310 --> 00:11:16.070 align:middle line:84%
If they say, I don't
care, then underlying

00:11:16.070 --> 00:11:18.890 align:middle line:84%
all the small
investors behind them,

00:11:18.890 --> 00:11:21.930 align:middle line:84%
they will not give
money to them.

00:11:21.930 --> 00:11:24.420 align:middle line:84%
The third factor,
also very important,

00:11:24.420 --> 00:11:26.790 align:middle line:90%
is also because they are big.

00:11:26.790 --> 00:11:27.910 align:middle line:90%
I always get to this.

00:11:27.910 --> 00:11:28.980 align:middle line:90%
They are big.

00:11:28.980 --> 00:11:35.010 align:middle line:84%
Since they are big, so they
are always easily targeted

00:11:35.010 --> 00:11:40.470 align:middle line:84%
by the regulators,
like Ed Golding,

00:11:40.470 --> 00:11:45.930 align:middle line:84%
before you came to MIT,
regulators, and also the mayors.

00:11:45.930 --> 00:11:49.350 align:middle line:84%
The city mayors, as I
mentioned, all the city mayors,

00:11:49.350 --> 00:11:55.020 align:middle line:84%
all the state governors, they
all pledge 2030, 2040, 2050, net

00:11:55.020 --> 00:11:55.630 align:middle line:90%
zero.

00:11:55.630 --> 00:12:00.030 align:middle line:84%
And then, after they pledge,
after they talk to the media,

00:12:00.030 --> 00:12:01.860 align:middle line:84%
and then they come
back to office,

00:12:01.860 --> 00:12:03.700 align:middle line:84%
they say, how can
I achieve that?

00:12:03.700 --> 00:12:07.860 align:middle line:84%
And then they start to
target these big guys.

00:12:07.860 --> 00:12:10.890 align:middle line:84%
Because for example, New
York City, for example,

00:12:10.890 --> 00:12:13.890 align:middle line:84%
Boston, for those big cities,
the commercial real estate,

00:12:13.890 --> 00:12:16.140 align:middle line:84%
actually, is the majority
of the total energy

00:12:16.140 --> 00:12:18.270 align:middle line:84%
use for the building
sector because there

00:12:18.270 --> 00:12:21.340 align:middle line:84%
are high-rise buildings
downtown, all the area.

00:12:21.340 --> 00:12:24.850 align:middle line:84%
So they say, you must
do this and that.

00:12:24.850 --> 00:12:27.230 align:middle line:84%
You must meet my
cap of the carbon.

00:12:27.230 --> 00:12:29.150 align:middle line:84%
If you don't meet,
you pay the penalty.

00:12:29.150 --> 00:12:30.910 align:middle line:84%
You must renovate
your buildings.

00:12:30.910 --> 00:12:33.740 align:middle line:84%
And also, easier for them to
control because they are big.

00:12:33.740 --> 00:12:37.550 align:middle line:84%
They are so, so, so
visible, and they are rich.

00:12:37.550 --> 00:12:39.380 align:middle line:90%
So they target this.

00:12:39.380 --> 00:12:41.150 align:middle line:84%
They won't target it
as a small household,

00:12:41.150 --> 00:12:45.040 align:middle line:84%
and they are poor, and then
become housing affordability

00:12:45.040 --> 00:12:46.400 align:middle line:90%
problem, other problem.

00:12:46.400 --> 00:12:48.720 align:middle line:90%
So target is the rich guys, big.

00:12:48.720 --> 00:12:53.410 align:middle line:84%
So that's why commercial
real estate really

00:12:53.410 --> 00:12:59.370 align:middle line:84%
is responding very fast, faster,
than the residential households.

00:12:59.370 --> 00:13:03.050 align:middle line:84%
And this is a reading I
highly recommend you to read.

00:13:03.050 --> 00:13:04.320 align:middle line:90%
That's in our reading list.

00:13:04.320 --> 00:13:08.340 align:middle line:84%
This report is, actually, a
survey, a literature review

00:13:08.340 --> 00:13:11.430 align:middle line:90%
and analysis of the literature.

00:13:11.430 --> 00:13:15.480 align:middle line:84%
And it's James Clayton,
a very good professor.

00:13:15.480 --> 00:13:17.260 align:middle line:90%
And they started this.

00:13:17.260 --> 00:13:19.830 align:middle line:84%
They started the
review-- so many papers.

00:13:19.830 --> 00:13:22.590 align:middle line:84%
Then they give us a
very good framework

00:13:22.590 --> 00:13:26.850 align:middle line:84%
to understand the commercial
real estate owners, the impact

00:13:26.850 --> 00:13:29.210 align:middle line:90%
of that climate on that.

00:13:29.210 --> 00:13:31.400 align:middle line:90%
So I put a person here.

00:13:31.400 --> 00:13:34.500 align:middle line:84%
Say this is the owner of
the commercial real estate.

00:13:34.500 --> 00:13:36.320 align:middle line:84%
And then you can
see they summarize

00:13:36.320 --> 00:13:40.010 align:middle line:84%
into three major channels--
three major channels.

00:13:40.010 --> 00:13:43.514 align:middle line:84%
And then you have many,
many small channels.

00:13:43.514 --> 00:13:49.140 align:middle line:84%
So the first channel
is effect on cash flow.

00:13:49.140 --> 00:13:50.760 align:middle line:84%
So that's commercial
real estate.

00:13:50.760 --> 00:13:52.850 align:middle line:90%
This is the owner.

00:13:52.850 --> 00:13:54.690 align:middle line:84%
The owner owns the
commercial real estate.

00:13:54.690 --> 00:13:57.690 align:middle line:84%
Then you have the rental
income, like that.

00:13:57.690 --> 00:13:58.920 align:middle line:90%
There's office buildings.

00:13:58.920 --> 00:14:04.310 align:middle line:84%
And then you know that if later
will become flooded and wildfire

00:14:04.310 --> 00:14:11.480 align:middle line:84%
and you cannot get tenants, then
you lose either the physical

00:14:11.480 --> 00:14:14.240 align:middle line:84%
damages to your building or you
just lose tenants because you

00:14:14.240 --> 00:14:17.880 align:middle line:84%
are in such a bad location
and a reduced income.

00:14:17.880 --> 00:14:19.950 align:middle line:90%
So that's a cash flow effect.

00:14:19.950 --> 00:14:21.990 align:middle line:84%
Then you say income
and then other things.

00:14:21.990 --> 00:14:24.980 align:middle line:90%
So that's one channel.

00:14:24.980 --> 00:14:30.380 align:middle line:84%
And another channel
is increased cost.

00:14:30.380 --> 00:14:31.340 align:middle line:90%
That's this one.

00:14:31.340 --> 00:14:33.090 align:middle line:84%
These two are together
with the cash flow.

00:14:33.090 --> 00:14:37.310 align:middle line:84%
So income reduce, and the
cost increase because you

00:14:37.310 --> 00:14:38.630 align:middle line:90%
need to do renovation.

00:14:38.630 --> 00:14:40.970 align:middle line:84%
You need to do all the
resiliency, investment,

00:14:40.970 --> 00:14:43.730 align:middle line:84%
the other things to
elevate your floor

00:14:43.730 --> 00:14:45.750 align:middle line:90%
and change all the systems.

00:14:45.750 --> 00:14:47.540 align:middle line:90%
So that's a lot of cost.

00:14:47.540 --> 00:14:49.880 align:middle line:90%
So that is effect on cash flow.

00:14:49.880 --> 00:14:51.290 align:middle line:90%
Anyway, it's so negative.

00:14:51.290 --> 00:14:54.860 align:middle line:90%
It's become smaller and smaller.

00:14:54.860 --> 00:14:58.490 align:middle line:84%
And the higher
discount rate, that's

00:14:58.490 --> 00:15:00.470 align:middle line:90%
because it's such a high risk.

00:15:00.470 --> 00:15:01.580 align:middle line:90%
Think about future.

00:15:01.580 --> 00:15:05.580 align:middle line:84%
This cash flow is now, for
now, if you are in a flood zone

00:15:05.580 --> 00:15:07.140 align:middle line:90%
and, unfortunately, got flooded.

00:15:07.140 --> 00:15:09.390 align:middle line:90%
So that's for now.

00:15:09.390 --> 00:15:12.360 align:middle line:84%
But think about future,
next 20 years, 50 years.

00:15:12.360 --> 00:15:15.650 align:middle line:84%
So then, because
the risk is so clear

00:15:15.650 --> 00:15:18.710 align:middle line:84%
and the climate scientists
have probably a report

00:15:18.710 --> 00:15:23.510 align:middle line:84%
and other things, then the
expected growth is so low

00:15:23.510 --> 00:15:26.420 align:middle line:84%
and the risk premium is
so high, anyway, then you

00:15:26.420 --> 00:15:28.050 align:middle line:84%
will have a higher
discount rate.

00:15:28.050 --> 00:15:31.680 align:middle line:84%
So that's another thing
will damage the value.

00:15:31.680 --> 00:15:36.040 align:middle line:84%
Finally, very hard for
you to get financing.

00:15:36.040 --> 00:15:39.680 align:middle line:84%
You go to the banks, you
go to the equity market--

00:15:39.680 --> 00:15:40.470 align:middle line:90%
sorry.

00:15:40.470 --> 00:15:44.910 align:middle line:84%
Your building is in such
a vulnerable location,

00:15:44.910 --> 00:15:49.020 align:middle line:84%
the future risk is so high,
and so many hurricanes hit this

00:15:49.020 --> 00:15:51.630 align:middle line:84%
area, we cannot
lend money to you,

00:15:51.630 --> 00:15:55.420 align:middle line:84%
or we will charge you a
very high cost of capital.

00:15:55.420 --> 00:16:00.070 align:middle line:84%
So then there's a
higher cost of capital.

00:16:00.070 --> 00:16:02.310 align:middle line:84%
And for this, I
say after midterm,

00:16:02.310 --> 00:16:03.970 align:middle line:90%
I will discuss more about this.

00:16:03.970 --> 00:16:06.810 align:middle line:84%
But anyway, you know
these three big channels--

00:16:06.810 --> 00:16:12.460 align:middle line:84%
cash flow decrease for now,
future risk, higher discount

00:16:12.460 --> 00:16:14.830 align:middle line:90%
rate, and hard to get financing.

00:16:14.830 --> 00:16:17.090 align:middle line:90%
So that's all bad news.

00:16:17.090 --> 00:16:20.380 align:middle line:84%
And the commercial real
estate price must go down.

00:16:20.380 --> 00:16:25.080 align:middle line:90%
So that's the basic idea.

00:16:25.080 --> 00:16:26.150 align:middle line:90%
Any questions here?

00:16:26.150 --> 00:16:28.950 align:middle line:90%


00:16:28.950 --> 00:16:31.660 align:middle line:90%
I think it's not definitely.

00:16:31.660 --> 00:16:34.090 align:middle line:84%
I need to say all the
topics I talk today,

00:16:34.090 --> 00:16:38.410 align:middle line:84%
it's just some discussions now,
the very frontier discussions

00:16:38.410 --> 00:16:41.720 align:middle line:84%
in this industry
and in the academia.

00:16:41.720 --> 00:16:45.880 align:middle line:84%
So although we have this
preliminary framework

00:16:45.880 --> 00:16:48.930 align:middle line:84%
to understand, but you
don't take this for granted

00:16:48.930 --> 00:16:51.770 align:middle line:84%
and say, oh, of course, they
will all happen together.

00:16:51.770 --> 00:16:52.270 align:middle line:90%
No.

00:16:52.270 --> 00:16:56.410 align:middle line:84%
For example, our own Bill
Wheaton, Professor Bill Wheaton,

00:16:56.410 --> 00:16:58.190 align:middle line:90%
he is doing research.

00:16:58.190 --> 00:17:01.310 align:middle line:84%
He's doing research, I
think, in Florida or Miami.

00:17:01.310 --> 00:17:05.500 align:middle line:84%
Anyway, so he is using the
data from the apartments

00:17:05.500 --> 00:17:07.010 align:middle line:90%
to do that research.

00:17:07.010 --> 00:17:10.390 align:middle line:84%
And then he found
out, preliminarily,

00:17:10.390 --> 00:17:13.869 align:middle line:84%
this cash flow didn't
change that much.

00:17:13.869 --> 00:17:15.790 align:middle line:90%
He compared apple to apple--

00:17:15.790 --> 00:17:18.220 align:middle line:84%
some apartments
in the flood zone,

00:17:18.220 --> 00:17:20.380 align:middle line:84%
some apartments
outside of flood zone.

00:17:20.380 --> 00:17:24.310 align:middle line:84%
Then he compared cash flow,
not significant different.

00:17:24.310 --> 00:17:26.349 align:middle line:90%
People still want to live there.

00:17:26.349 --> 00:17:28.660 align:middle line:84%
People still want to,
tenants still want to,

00:17:28.660 --> 00:17:30.320 align:middle line:90%
live in those places.

00:17:30.320 --> 00:17:35.080 align:middle line:84%
However, he found a big discount
rate increase for those areas

00:17:35.080 --> 00:17:37.360 align:middle line:84%
because investors,
they understand.

00:17:37.360 --> 00:17:39.550 align:middle line:84%
The investors, they
understand, for the long run,

00:17:39.550 --> 00:17:40.640 align:middle line:90%
there may be a risk.

00:17:40.640 --> 00:17:46.280 align:middle line:84%
So the cap rate increase,
but the NOI doesn't change.

00:17:46.280 --> 00:17:50.310 align:middle line:84%
So that's NOI and cap rate,
remember from your roots

00:17:50.310 --> 00:17:50.960 align:middle line:90%
in finance.

00:17:50.960 --> 00:17:55.280 align:middle line:90%


00:17:55.280 --> 00:17:56.840 align:middle line:90%
So this is the value.

00:17:56.840 --> 00:18:01.670 align:middle line:84%
So for the Bill Wheaton's
empirical study, this one

00:18:01.670 --> 00:18:06.860 align:middle line:84%
same, this one going up
because the risk premium.

00:18:06.860 --> 00:18:10.670 align:middle line:84%
And he argued that,
for the tenants,

00:18:10.670 --> 00:18:12.920 align:middle line:90%
they only consider short run.

00:18:12.920 --> 00:18:16.320 align:middle line:84%
They are not considering next
10 years, 20 years-- no problem.

00:18:16.320 --> 00:18:19.110 align:middle line:84%
We are going to still
rent these apartments.

00:18:19.110 --> 00:18:20.660 align:middle line:90%
So that's fine.

00:18:20.660 --> 00:18:22.440 align:middle line:90%
And investors worried.

00:18:22.440 --> 00:18:26.760 align:middle line:84%
They are thinking about their
holding period of 20, 50 years.

00:18:26.760 --> 00:18:27.630 align:middle line:90%
So they worried.

00:18:27.630 --> 00:18:30.680 align:middle line:84%
So I just give you one example
to say not all those three

00:18:30.680 --> 00:18:33.110 align:middle line:84%
channels immediately
happen for all the places,

00:18:33.110 --> 00:18:34.710 align:middle line:84%
for all the commercial
real estate.

00:18:34.710 --> 00:18:35.487 align:middle line:90%
Some happen here.

00:18:35.487 --> 00:18:36.320 align:middle line:90%
Some happened there.

00:18:36.320 --> 00:18:38.930 align:middle line:84%
Some happens in
other places, which

00:18:38.930 --> 00:18:41.180 align:middle line:90%
means we need more research.

00:18:41.180 --> 00:18:45.170 align:middle line:84%
And now I'm going to
introduce our research.

00:18:45.170 --> 00:18:47.720 align:middle line:84%
So today's lecture,
you will see,

00:18:47.720 --> 00:18:50.250 align:middle line:90%
I impose many, many questions.

00:18:50.250 --> 00:18:56.780 align:middle line:84%
And if you're interested to
see, we just had our CCs prep

00:18:56.780 --> 00:18:58.050 align:middle line:90%
to discuss topics.

00:18:58.050 --> 00:19:00.570 align:middle line:84%
If you are interested in some
of the topics, come to me.

00:19:00.570 --> 00:19:02.870 align:middle line:84%
We can discuss how
to do CCs together

00:19:02.870 --> 00:19:05.240 align:middle line:90%
to look into these topics.

00:19:05.240 --> 00:19:09.600 align:middle line:84%
And one thing I want to say is
this very interesting thing--

00:19:09.600 --> 00:19:12.590 align:middle line:90%
maybe we can do CCs together--

00:19:12.590 --> 00:19:18.440 align:middle line:84%
last session, Moody's
came, Moody's Analytics.

00:19:18.440 --> 00:19:19.760 align:middle line:90%
Kevin Fagan came.

00:19:19.760 --> 00:19:21.860 align:middle line:84%
And he gave us a
very good lecture

00:19:21.860 --> 00:19:25.820 align:middle line:84%
on how Moody's Analytics,
their research department,

00:19:25.820 --> 00:19:28.430 align:middle line:84%
they are doing this
climate risk modeling.

00:19:28.430 --> 00:19:37.340 align:middle line:84%
And I just stole these two
slides from his lecture.

00:19:37.340 --> 00:19:39.740 align:middle line:84%
Remember, he said--
then I asked him,

00:19:39.740 --> 00:19:42.440 align:middle line:84%
actually-- so Moody's,
you are doing this

00:19:42.440 --> 00:19:44.240 align:middle line:90%
and how we can contribute.

00:19:44.240 --> 00:19:46.890 align:middle line:84%
Because we are now talking
about research collaboration.

00:19:46.890 --> 00:19:50.060 align:middle line:84%
And he gave us all the
data of the climate risk

00:19:50.060 --> 00:19:52.640 align:middle line:84%
indexes for all the locations
in the United States

00:19:52.640 --> 00:19:55.050 align:middle line:84%
and, also, commercial real
estate transaction data.

00:19:55.050 --> 00:19:56.390 align:middle line:90%
That's the expertise.

00:19:56.390 --> 00:20:01.580 align:middle line:84%
They become a member of
my climate research team.

00:20:01.580 --> 00:20:03.170 align:middle line:90%
And then they say, OK--

00:20:03.170 --> 00:20:07.460 align:middle line:84%
and from Kevin, you know
their idea is the following.

00:20:07.460 --> 00:20:10.770 align:middle line:84%
They will first get
some literature.

00:20:10.770 --> 00:20:12.840 align:middle line:90%
They also do literary review.

00:20:12.840 --> 00:20:16.340 align:middle line:84%
Then they got this
disaster impact derived

00:20:16.340 --> 00:20:18.180 align:middle line:90%
from empirical analysis.

00:20:18.180 --> 00:20:19.230 align:middle line:90%
See here.

00:20:19.230 --> 00:20:22.700 align:middle line:84%
So they are not doing
this empirical DID work

00:20:22.700 --> 00:20:23.700 align:middle line:90%
by themselves.

00:20:23.700 --> 00:20:26.930 align:middle line:84%
Instead, they are-- they
are looking at papers.

00:20:26.930 --> 00:20:29.840 align:middle line:84%
And they try to get
papers to justify,

00:20:29.840 --> 00:20:32.210 align:middle line:90%
to find this parameter as given.

00:20:32.210 --> 00:20:33.980 align:middle line:90%
So that's Moody's.

00:20:33.980 --> 00:20:37.790 align:middle line:84%
I think they are now using
7% for commercial real estate

00:20:37.790 --> 00:20:39.270 align:middle line:90%
or something, I remember.

00:20:39.270 --> 00:20:42.330 align:middle line:84%
But anyway, they review
many, many papers.

00:20:42.330 --> 00:20:43.910 align:middle line:90%
They got this coefficient.

00:20:43.910 --> 00:20:45.680 align:middle line:90%
They are now doing this work.

00:20:45.680 --> 00:20:49.550 align:middle line:84%
And then they have
their engineering model

00:20:49.550 --> 00:20:51.290 align:middle line:90%
of the event likelihood.

00:20:51.290 --> 00:20:53.460 align:middle line:84%
Over next five
years, next 10 years,

00:20:53.460 --> 00:20:56.060 align:middle line:84%
what's the likelihood of
flooding in this area,

00:20:56.060 --> 00:20:58.420 align:middle line:90%
by far it is flooding.

00:20:58.420 --> 00:21:01.240 align:middle line:84%
And then they combine
them together.

00:21:01.240 --> 00:21:05.530 align:middle line:84%
So this likelihood
times the damage,

00:21:05.530 --> 00:21:10.120 align:middle line:84%
that will be the damage to the
cash flow, to the cap rate.

00:21:10.120 --> 00:21:14.140 align:middle line:84%
And then they
derive to model NOI.

00:21:14.140 --> 00:21:15.650 align:middle line:90%
They model this.

00:21:15.650 --> 00:21:21.250 align:middle line:84%
So basically, they have
this from the literature.

00:21:21.250 --> 00:21:25.180 align:middle line:84%
If there is a event
and the impact

00:21:25.180 --> 00:21:30.910 align:middle line:84%
is x percent of the discount
times the likelihood--

00:21:30.910 --> 00:21:33.700 align:middle line:84%
likelihood as in they have
an in-house team to do this

00:21:33.700 --> 00:21:34.960 align:middle line:90%
engineering model--

00:21:34.960 --> 00:21:37.690 align:middle line:90%
and then impact on NOI.

00:21:37.690 --> 00:21:40.540 align:middle line:90%
They have scenario analysis.

00:21:40.540 --> 00:21:43.030 align:middle line:84%
Then they have-- oh, for
the future of the NOI,

00:21:43.030 --> 00:21:48.610 align:middle line:84%
then they estimate the estimated
lost impact on their properties

00:21:48.610 --> 00:21:51.330 align:middle line:90%
and all the loans of the banks.

00:21:51.330 --> 00:21:53.880 align:middle line:90%
So that's their model.

00:21:53.880 --> 00:21:56.590 align:middle line:84%
So then we discuss
how it work together--

00:21:56.590 --> 00:21:57.890 align:middle line:90%
how it work together.

00:21:57.890 --> 00:22:02.020 align:middle line:84%
Here, we say this one
is our CRE's expertise.

00:22:02.020 --> 00:22:05.620 align:middle line:84%
Because we are not going to
just grab a number from all

00:22:05.620 --> 00:22:08.170 align:middle line:84%
the papers because
those papers, they

00:22:08.170 --> 00:22:09.572 align:middle line:90%
have different data samples.

00:22:09.572 --> 00:22:10.780 align:middle line:90%
They have different contacts.

00:22:10.780 --> 00:22:16.340 align:middle line:84%
They have different
research methodology.

00:22:16.340 --> 00:22:19.640 align:middle line:84%
We cannot just grab a 7%
or 8% to the literature,

00:22:19.640 --> 00:22:22.190 align:middle line:84%
then we just multiply with
the engineering model.

00:22:22.190 --> 00:22:26.290 align:middle line:84%
Instead, we will do a very
good, thorough analysis

00:22:26.290 --> 00:22:27.560 align:middle line:90%
of the real empirical.

00:22:27.560 --> 00:22:29.440 align:middle line:90%
That's our expertise.

00:22:29.440 --> 00:22:34.510 align:middle line:84%
And then MIT has
climate scientists.

00:22:34.510 --> 00:22:38.500 align:middle line:84%
We have the Global Climate
Research Center or something

00:22:38.500 --> 00:22:42.970 align:middle line:84%
and, also, another Climate
& Sustainability Consortium.

00:22:42.970 --> 00:22:44.920 align:middle line:84%
So that's from the
engineering school,

00:22:44.920 --> 00:22:48.430 align:middle line:90%
from all the engineering school.

00:22:48.430 --> 00:22:50.855 align:middle line:90%
Then we have a better model.

00:22:50.855 --> 00:22:52.730 align:middle line:84%
Many, many people are
now doing the modeling.

00:22:52.730 --> 00:22:53.770 align:middle line:90%
We have the likelihood.

00:22:53.770 --> 00:22:55.360 align:middle line:90%
Combine these two.

00:22:55.360 --> 00:22:59.870 align:middle line:84%
Then we should have a
better model to predict--

00:22:59.870 --> 00:23:03.950 align:middle line:84%
forecast-- the impact of
the NOI better than this.

00:23:03.950 --> 00:23:07.990 align:middle line:84%
And Kevin said, yes, that's
exactly what we need from MIT.

00:23:07.990 --> 00:23:09.640 align:middle line:84%
So that's, basically,
how you can

00:23:09.640 --> 00:23:14.830 align:middle line:84%
see MIT and this
consultancy work

00:23:14.830 --> 00:23:18.940 align:middle line:84%
together to improve
the methodology of how

00:23:18.940 --> 00:23:22.780 align:middle line:84%
to quantify the climate
risk on real estate.

00:23:22.780 --> 00:23:25.180 align:middle line:84%
If you are interested
in this part

00:23:25.180 --> 00:23:27.550 align:middle line:84%
or how you translate
this into this part,

00:23:27.550 --> 00:23:30.010 align:middle line:84%
I think that will be
very good thesis topic.

00:23:30.010 --> 00:23:32.810 align:middle line:84%
So then you can talk
to me, and we can help.

00:23:32.810 --> 00:23:36.650 align:middle line:84%
Even, as I mentioned, we
can do a collaboration.

00:23:36.650 --> 00:23:37.970 align:middle line:90%
You can be the thesis.

00:23:37.970 --> 00:23:42.230 align:middle line:84%
And jointly, with Moody's you
can-- jointly with Moody's and

00:23:42.230 --> 00:23:45.360 align:middle line:84%
us, so that you get some
exposure so that maybe later,

00:23:45.360 --> 00:23:48.850 align:middle line:90%
this will help your job.

00:23:48.850 --> 00:23:52.120 align:middle line:84%
OK, give you a
little bit of flavor

00:23:52.120 --> 00:23:55.410 align:middle line:90%
of what we are doing with this.

00:23:55.410 --> 00:23:58.717 align:middle line:84%
Because I have my colleagues
from engineering school

00:23:58.717 --> 00:23:59.550 align:middle line:90%
that are doing this.

00:23:59.550 --> 00:24:02.400 align:middle line:90%
For this, we are doing.

00:24:02.400 --> 00:24:05.310 align:middle line:84%
So this is a small
flavor of this.

00:24:05.310 --> 00:24:07.180 align:middle line:84%
That's my research
we are now doing.

00:24:07.180 --> 00:24:09.870 align:middle line:84%
Very soon, it will
come out as a paper.

00:24:09.870 --> 00:24:13.870 align:middle line:84%
So hurricane and commercial
real estate we understand.

00:24:13.870 --> 00:24:18.660 align:middle line:90%
So our point is to estimate x.

00:24:18.660 --> 00:24:20.850 align:middle line:84%
This is our purpose
of this paper.

00:24:20.850 --> 00:24:27.720 align:middle line:90%
So we look at these hurricanes.

00:24:27.720 --> 00:24:29.070 align:middle line:90%
Then we got data.

00:24:29.070 --> 00:24:32.950 align:middle line:84%
And we got this commercial real
estate transaction from RCA.

00:24:32.950 --> 00:24:34.690 align:middle line:90%
RCA is our, also, collaborator.

00:24:34.690 --> 00:24:35.940 align:middle line:90%
They give us all the data.

00:24:35.940 --> 00:24:39.330 align:middle line:84%
Then we look at Hurricane Sandy
from New York and Hurricane

00:24:39.330 --> 00:24:43.470 align:middle line:84%
Harvey from Texas, so these
two before and after five years

00:24:43.470 --> 00:24:47.210 align:middle line:84%
because I'm going to use DID,
Difference In Differences.

00:24:47.210 --> 00:24:49.050 align:middle line:90%
So we got data from them .

00:24:49.050 --> 00:24:53.850 align:middle line:84%
And then we have all these
hedonic regression variables,

00:24:53.850 --> 00:24:55.180 align:middle line:90%
all of the things.

00:24:55.180 --> 00:24:57.012 align:middle line:84%
And most importantly,
the RCA data--

00:24:57.012 --> 00:24:58.470 align:middle line:84%
this is commercial
real estate-- is

00:24:58.470 --> 00:25:00.280 align:middle line:90%
different from the residential.

00:25:00.280 --> 00:25:02.700 align:middle line:84%
I'm not going to do a
residential because there's so

00:25:02.700 --> 00:25:04.420 align:middle line:84%
many papers already
on residential.

00:25:04.420 --> 00:25:06.900 align:middle line:84%
So that's why I chose
to do commercial.

00:25:06.900 --> 00:25:10.990 align:middle line:84%
For the commercial--
and the good thing

00:25:10.990 --> 00:25:13.390 align:middle line:84%
is, for that data set, we
even know who are the buyers

00:25:13.390 --> 00:25:17.230 align:middle line:84%
and who are the sellers of
these big commercial buildings.

00:25:17.230 --> 00:25:19.810 align:middle line:84%
Then we can dig out the
buyer and the seller

00:25:19.810 --> 00:25:24.100 align:middle line:84%
attributes, whether they are
national institutional investors

00:25:24.100 --> 00:25:26.770 align:middle line:84%
or they are local or
whether small, that,

00:25:26.770 --> 00:25:31.140 align:middle line:84%
and even their beliefs, whether
they believe in climate change.

00:25:31.140 --> 00:25:35.170 align:middle line:84%
So then we have 10,000
transactions in New York City

00:25:35.170 --> 00:25:38.260 align:middle line:90%
and 15,000 in Texas--

00:25:38.260 --> 00:25:41.030 align:middle line:84%
not in New York
City, New York state.

00:25:41.030 --> 00:25:43.070 align:middle line:84%
Then I'm not going
to do this, but you

00:25:43.070 --> 00:25:47.540 align:middle line:84%
can see this is very familiar
if you still remember what I

00:25:47.540 --> 00:25:50.690 align:middle line:90%
taught last session of the DID.

00:25:50.690 --> 00:25:53.730 align:middle line:90%
This is the transaction price.

00:25:53.730 --> 00:25:55.770 align:middle line:90%
And this is the DID.

00:25:55.770 --> 00:25:57.985 align:middle line:84%
This is the interaction
term of the surge.

00:25:57.985 --> 00:25:59.900 align:middle line:90%
The surge is the damage.

00:25:59.900 --> 00:26:01.430 align:middle line:90%
It's surge damage.

00:26:01.430 --> 00:26:03.680 align:middle line:84%
It's a lower damage,
medium damage,

00:26:03.680 --> 00:26:05.160 align:middle line:90%
or high damage like that.

00:26:05.160 --> 00:26:07.520 align:middle line:84%
And this before
and after-- post.

00:26:07.520 --> 00:26:10.490 align:middle line:90%
And then we do all the things.

00:26:10.490 --> 00:26:12.290 align:middle line:90%
Then we quantify.

00:26:12.290 --> 00:26:13.650 align:middle line:90%
This is our baseline model.

00:26:13.650 --> 00:26:18.500 align:middle line:84%
We quantified the
impact of this hurricane

00:26:18.500 --> 00:26:20.390 align:middle line:90%
on the commercial real estate.

00:26:20.390 --> 00:26:24.770 align:middle line:84%
And you will see, in
Texas, because it's in log,

00:26:24.770 --> 00:26:30.330 align:middle line:90%
3.5% decrease after Harvey.

00:26:30.330 --> 00:26:35.650 align:middle line:84%
And for New York City, it's 1.5
decrease after Hurricane Sandy.

00:26:35.650 --> 00:26:38.320 align:middle line:84%
So I'm not sure
this is universally

00:26:38.320 --> 00:26:41.050 align:middle line:84%
applicable to others,
but that's our data set

00:26:41.050 --> 00:26:42.790 align:middle line:90%
of the commercial real estate.

00:26:42.790 --> 00:26:44.890 align:middle line:90%
Then we quantify the impact.

00:26:44.890 --> 00:26:49.600 align:middle line:84%
Based on Moody's model, if they
want to use us, our results,

00:26:49.600 --> 00:26:52.240 align:middle line:84%
they will grab
this coefficient--

00:26:52.240 --> 00:26:55.270 align:middle line:84%
this coefficient--
to their model

00:26:55.270 --> 00:26:59.280 align:middle line:84%
and multiply this with their
likelihood engineering model.

00:26:59.280 --> 00:27:03.280 align:middle line:84%
So that's our contribution
to the Moody's.

00:27:03.280 --> 00:27:05.760 align:middle line:84%
And then you will
say, why is it small?

00:27:05.760 --> 00:27:12.060 align:middle line:84%
Well, if New York state is even
smaller and, in some counties,

00:27:12.060 --> 00:27:14.315 align:middle line:90%
why is it not 10% or 15%?

00:27:14.315 --> 00:27:16.170 align:middle line:90%
Why is it, like, 3.5%.

00:27:16.170 --> 00:27:18.840 align:middle line:84%
Of course, it's a
very random number,

00:27:18.840 --> 00:27:27.760 align:middle line:84%
but do you have any idea
to justify this number?

00:27:27.760 --> 00:27:31.210 align:middle line:90%


00:27:31.210 --> 00:27:32.240 align:middle line:90%
Any thoughts?

00:27:32.240 --> 00:27:33.920 align:middle line:90%
[INAUDIBLE]?

00:27:33.920 --> 00:27:35.420 align:middle line:90%
No?

00:27:35.420 --> 00:27:38.142 align:middle line:84%
So you would just accept
any number I gave you.

00:27:38.142 --> 00:27:39.950 align:middle line:90%
[LAUGHS] Is that right?

00:27:39.950 --> 00:27:42.680 align:middle line:84%
Later, if you go to Moody's to
do work, and we collaborate,

00:27:42.680 --> 00:27:46.760 align:middle line:84%
then I will give you a number,
and you will believe in me?

00:27:46.760 --> 00:27:47.940 align:middle line:90%
STUDENT: I have two ideas.

00:27:47.940 --> 00:27:50.420 align:middle line:84%
First one is we know that
New York City is doing

00:27:50.420 --> 00:27:54.080 align:middle line:84%
a lot of actions on
building a wall to protect

00:27:54.080 --> 00:27:56.040 align:middle line:90%
the city from climate risk.

00:27:56.040 --> 00:27:58.468 align:middle line:84%
And the second
factor I'd consider

00:27:58.468 --> 00:28:02.100 align:middle line:84%
might be that New York City's
housing price is more resilient,

00:28:02.100 --> 00:28:06.875 align:middle line:84%
or there's much more demand
than the Texas housing market,

00:28:06.875 --> 00:28:09.957 align:middle line:84%
so the price tend
to stay higher.

00:28:09.957 --> 00:28:11.040 align:middle line:90%
SIQI ZHENG: OK, very good.

00:28:11.040 --> 00:28:15.586 align:middle line:84%
I think that's two factors,
very valid and very good.

00:28:15.586 --> 00:28:20.220 align:middle line:84%
But I also want to add another
thing is the information.

00:28:20.220 --> 00:28:23.070 align:middle line:90%
So information, the new news--

00:28:23.070 --> 00:28:28.110 align:middle line:84%
this hurricane is bad news, is
a piece of bad news, shock--

00:28:28.110 --> 00:28:32.110 align:middle line:84%
and whether this shock
is old news or new news.

00:28:32.110 --> 00:28:39.500 align:middle line:84%
So the thing is we look at--
actually, you know, this FEMA,

00:28:39.500 --> 00:28:42.050 align:middle line:84%
they did a very bad
job of the flood zone.

00:28:42.050 --> 00:28:45.560 align:middle line:84%
They gave the flood zone,
say, this is the flood zone.

00:28:45.560 --> 00:28:47.430 align:middle line:90%
Flood zone means 100 year.

00:28:47.430 --> 00:28:50.850 align:middle line:84%
There's 1% every year
likelihood of get flooded--

00:28:50.850 --> 00:28:52.140 align:middle line:90%
1% flood zone.

00:28:52.140 --> 00:28:53.510 align:middle line:90%
That's a flood zone.

00:28:53.510 --> 00:28:55.280 align:middle line:90%
FEMA said, this is a flood zone.

00:28:55.280 --> 00:28:57.860 align:middle line:84%
And then all the
people, especially

00:28:57.860 --> 00:29:00.350 align:middle line:84%
for these sophisticated
investors,

00:29:00.350 --> 00:29:04.080 align:middle line:84%
they understand a lot about
flooding and climate risk.

00:29:04.080 --> 00:29:07.010 align:middle line:84%
They understand if this
building is in the flood zone,

00:29:07.010 --> 00:29:09.850 align:middle line:90%
then very dangerous, very risky.

00:29:09.850 --> 00:29:12.710 align:middle line:84%
If the building is outside
flood zone, better.

00:29:12.710 --> 00:29:18.050 align:middle line:84%
So they just use the
FEMA's old version,

00:29:18.050 --> 00:29:20.110 align:middle line:90%
always out-of-date flood zone.

00:29:20.110 --> 00:29:24.950 align:middle line:84%
They don't have money to update
their flood zone map frequently,

00:29:24.950 --> 00:29:26.690 align:middle line:90%
so out of date.

00:29:26.690 --> 00:29:28.610 align:middle line:84%
However, the market
participants,

00:29:28.610 --> 00:29:32.000 align:middle line:84%
they use this to update their
information, the belief.

00:29:32.000 --> 00:29:33.440 align:middle line:90%
They say, oh, dangerous--

00:29:33.440 --> 00:29:35.630 align:middle line:90%
OK-- area.

00:29:35.630 --> 00:29:41.620 align:middle line:84%
For those places, they
already understood it's risky.

00:29:41.620 --> 00:29:46.580 align:middle line:84%
So this new hurricane
is not a new news

00:29:46.580 --> 00:29:49.400 align:middle line:84%
because they understood
the hurricane already.

00:29:49.400 --> 00:29:54.510 align:middle line:84%
This area, Texas, got hit by
so many hurricanes in the past.

00:29:54.510 --> 00:29:56.880 align:middle line:84%
And then they also know
this is a flood zone.

00:29:56.880 --> 00:29:58.970 align:middle line:90%
So it's old news.

00:29:58.970 --> 00:30:05.670 align:middle line:84%
This old news, then, already
capitalized into the price.

00:30:05.670 --> 00:30:07.640 align:middle line:84%
It's not like, oh, I
don't know anything.

00:30:07.640 --> 00:30:09.080 align:middle line:84%
Suddenly, tomorrow
is a hurricane.

00:30:09.080 --> 00:30:12.740 align:middle line:84%
Then I immediately adjust
my price down by 10%.

00:30:12.740 --> 00:30:16.830 align:middle line:84%
No, they already understood,
so they already capitalized

00:30:16.830 --> 00:30:19.430 align:middle line:90%
the bad thing into their price.

00:30:19.430 --> 00:30:24.190 align:middle line:84%
So additional hurricane hit
and won't cause a huge discount

00:30:24.190 --> 00:30:26.120 align:middle line:90%
because already capitalized.

00:30:26.120 --> 00:30:28.870 align:middle line:90%
If this is new news--

00:30:28.870 --> 00:30:30.460 align:middle line:90%
and first, you don't know.

00:30:30.460 --> 00:30:31.810 align:middle line:90%
For example, this one.

00:30:31.810 --> 00:30:34.180 align:middle line:84%
I thought this one,
this is relatively

00:30:34.180 --> 00:30:35.800 align:middle line:90%
safe because outside the zone.

00:30:35.800 --> 00:30:37.720 align:middle line:90%
But this hurricane just hit.

00:30:37.720 --> 00:30:39.590 align:middle line:90%
And this got inundated.

00:30:39.590 --> 00:30:44.020 align:middle line:84%
That's very possible because
the flood zone is out of date,

00:30:44.020 --> 00:30:46.270 align:middle line:84%
and every hurricane
is different.

00:30:46.270 --> 00:30:48.160 align:middle line:90%
So this got inundated.

00:30:48.160 --> 00:30:50.350 align:middle line:90%
Then this one is new news.

00:30:50.350 --> 00:30:52.760 align:middle line:84%
So this one, you will
see a big discount.

00:30:52.760 --> 00:30:54.940 align:middle line:90%
So we tested this.

00:30:54.940 --> 00:30:59.350 align:middle line:84%
We tested outside
of the FEMA zone

00:30:59.350 --> 00:31:02.020 align:middle line:84%
compared to the inside
of the FEMA zone.

00:31:02.020 --> 00:31:06.400 align:middle line:84%
You will see outside zone
really got flooded, have

00:31:06.400 --> 00:31:12.160 align:middle line:84%
a much larger discount, because
this is the negative new news,

00:31:12.160 --> 00:31:13.390 align:middle line:90%
so this one.

00:31:13.390 --> 00:31:17.260 align:middle line:84%
This one already capitalized,
already negative.

00:31:17.260 --> 00:31:19.630 align:middle line:84%
Already, price is
relatively low.

00:31:19.630 --> 00:31:23.080 align:middle line:84%
So that's the one
factor I want to add.

00:31:23.080 --> 00:31:26.360 align:middle line:84%
But just know the other
factors also hold true.

00:31:26.360 --> 00:31:28.120 align:middle line:90%
New York City is a huge demand.

00:31:28.120 --> 00:31:29.720 align:middle line:84%
And no matter what,
people still want

00:31:29.720 --> 00:31:32.550 align:middle line:84%
to have their office
headquarters there, so

00:31:32.550 --> 00:31:34.500 align:middle line:90%
a strong, strong demand.

00:31:34.500 --> 00:31:36.660 align:middle line:84%
And New York City
may be very rich.

00:31:36.660 --> 00:31:42.035 align:middle line:84%
This invites all the resiliency,
so the investor won't go panic.

00:31:42.035 --> 00:31:44.720 align:middle line:84%
But for some small
places, they have no money

00:31:44.720 --> 00:31:46.850 align:middle line:90%
to invest in resiliency.

00:31:46.850 --> 00:31:50.300 align:middle line:90%
And then the companies flee.

00:31:50.300 --> 00:31:52.800 align:middle line:84%
How many say, oh, I
don't want to stay here?

00:31:52.800 --> 00:31:55.730 align:middle line:90%
Then they have a discount.

00:31:55.730 --> 00:31:57.570 align:middle line:90%
So that's another paper.

00:31:57.570 --> 00:31:58.880 align:middle line:90%
So this is my paper.

00:31:58.880 --> 00:32:03.150 align:middle line:84%
This is my paper, working
paper, but we will soon publish.

00:32:03.150 --> 00:32:05.940 align:middle line:90%
This is another paper.

00:32:05.940 --> 00:32:08.020 align:middle line:84%
This is another paper
already published,

00:32:08.020 --> 00:32:09.520 align:middle line:90%
a still working paper.

00:32:09.520 --> 00:32:14.400 align:middle line:84%
But anyway, you will see this
that, actually, they are saying,

00:32:14.400 --> 00:32:19.320 align:middle line:84%
for those who get hit
at a big discount,

00:32:19.320 --> 00:32:23.670 align:middle line:84%
and they only not get hit,
there are smaller discount.

00:32:23.670 --> 00:32:24.960 align:middle line:90%
But it's information.

00:32:24.960 --> 00:32:26.880 align:middle line:90%
It's a information channel.

00:32:26.880 --> 00:32:34.070 align:middle line:84%
So Sandy directly hit New
York-- big discount-- and Boston

00:32:34.070 --> 00:32:34.820 align:middle line:90%
nearby.

00:32:34.820 --> 00:32:36.980 align:middle line:84%
But they also feel,
oh, it's risky.

00:32:36.980 --> 00:32:37.730 align:middle line:90%
Now, I understand.

00:32:37.730 --> 00:32:40.760 align:middle line:84%
Even in the Northeast,
we may still

00:32:40.760 --> 00:32:42.650 align:middle line:90%
get hit by that-- some discount.

00:32:42.650 --> 00:32:46.250 align:middle line:84%
But Chicago, no discount
after these events.

00:32:46.250 --> 00:32:49.560 align:middle line:90%
So that's all about this.

00:32:49.560 --> 00:32:52.760 align:middle line:84%
I think I throw some new
questions on the table

00:32:52.760 --> 00:32:54.270 align:middle line:90%
without clear answer.

00:32:54.270 --> 00:32:57.650 align:middle line:84%
But I hope you understand
my point here is

00:32:57.650 --> 00:33:00.080 align:middle line:90%
what we can do to contribute.

00:33:00.080 --> 00:33:02.330 align:middle line:84%
Maybe later, it will
become your expertise

00:33:02.330 --> 00:33:06.110 align:middle line:84%
when you take on your
job is to understand

00:33:06.110 --> 00:33:10.710 align:middle line:84%
how to quantify this to go
to the real estate valuation.

00:33:10.710 --> 00:33:12.170 align:middle line:84%
We are now real
estate valuation--

00:33:12.170 --> 00:33:13.760 align:middle line:90%
NOI and the cap rate.

00:33:13.760 --> 00:33:15.530 align:middle line:90%
NOI is current.

00:33:15.530 --> 00:33:17.480 align:middle line:90%
Cap rate is future uncertainty.

00:33:17.480 --> 00:33:20.210 align:middle line:84%
And they work together
to influence the V.

00:33:20.210 --> 00:33:22.490 align:middle line:90%
And then we quantify this.

00:33:22.490 --> 00:33:27.590 align:middle line:84%
Now I'm going to use another
20 minutes to discuss

00:33:27.590 --> 00:33:29.920 align:middle line:90%
insurance market crisis.

00:33:29.920 --> 00:33:31.920 align:middle line:84%
I think that will
naturally link to what

00:33:31.920 --> 00:33:35.100 align:middle line:84%
Ed want to talk about
in the mortgage market,

00:33:35.100 --> 00:33:38.790 align:middle line:90%
how to price the climate risks.

00:33:38.790 --> 00:33:43.590 align:middle line:84%
But first, I think both
of us, me and all of you,

00:33:43.590 --> 00:33:47.280 align:middle line:84%
have some basic
knowledge of the--

00:33:47.280 --> 00:33:48.960 align:middle line:90%
we use flood as example--

00:33:48.960 --> 00:33:51.670 align:middle line:84%
the flood insurance
in this country.

00:33:51.670 --> 00:33:53.610 align:middle line:90%
At first, I didn't know.

00:33:53.610 --> 00:33:57.360 align:middle line:84%
Even I don't know whether
I'm paying that for my house

00:33:57.360 --> 00:33:59.020 align:middle line:90%
here in Lexington.

00:33:59.020 --> 00:33:59.610 align:middle line:90%
I don't know.

00:33:59.610 --> 00:34:01.150 align:middle line:90%
So I dig into this.

00:34:01.150 --> 00:34:04.440 align:middle line:84%
But this flood insurance
now is a lot of debates.

00:34:04.440 --> 00:34:07.170 align:middle line:90%
That's why I call it crisis--

00:34:07.170 --> 00:34:09.429 align:middle line:90%
insurance market crisis.

00:34:09.429 --> 00:34:11.739 align:middle line:90%
Now it's in a crisis situation.

00:34:11.739 --> 00:34:17.699 align:middle line:84%
But now, first, we understand
basics of the flood insurance

00:34:17.699 --> 00:34:22.889 align:middle line:84%
program is called National
Flood Insurance Program, NFIP.

00:34:22.889 --> 00:34:25.830 align:middle line:84%
So this terminology
we need to understand.

00:34:25.830 --> 00:34:27.239 align:middle line:90%
Now we understand this.

00:34:27.239 --> 00:34:32.290 align:middle line:84%
Insurance rate is determined by
the location of your property

00:34:32.290 --> 00:34:35.620 align:middle line:90%
with respect to the flood zones.

00:34:35.620 --> 00:34:38.710 align:middle line:90%
Now, go back to flood zones.

00:34:38.710 --> 00:34:45.159 align:middle line:84%
I just said FEMA
is the institution

00:34:45.159 --> 00:34:49.260 align:middle line:90%
to publish flood zones.

00:34:49.260 --> 00:34:51.900 align:middle line:90%
This is the Seaport area.

00:34:51.900 --> 00:34:55.600 align:middle line:84%
You are now doing studio
project here, no flood zones.

00:34:55.600 --> 00:34:59.490 align:middle line:84%
You must make sure you
understand your land, whether it

00:34:59.490 --> 00:35:02.070 align:middle line:90%
is in the flood zone or not.

00:35:02.070 --> 00:35:03.240 align:middle line:90%
Is it in a flood zone?

00:35:03.240 --> 00:35:04.150 align:middle line:90%
I'm not sure.

00:35:04.150 --> 00:35:07.320 align:middle line:84%
So who are doing
studio right now?

00:35:07.320 --> 00:35:09.750 align:middle line:84%
Yes, whether that
area is in flood zone?

00:35:09.750 --> 00:35:13.020 align:middle line:84%
STUDENT: Some parts-- I think it
was lots A and B of our studio

00:35:13.020 --> 00:35:14.630 align:middle line:90%
was at risk.

00:35:14.630 --> 00:35:15.260 align:middle line:90%
SIQI ZHENG: OK.

00:35:15.260 --> 00:35:16.300 align:middle line:90%
Some lots are in.

00:35:16.300 --> 00:35:19.340 align:middle line:90%
Some are not, right?

00:35:19.340 --> 00:35:22.050 align:middle line:84%
So because this is linked
to our final project,

00:35:22.050 --> 00:35:27.230 align:middle line:84%
so in your studio, maybe
your parcel is here.

00:35:27.230 --> 00:35:28.700 align:middle line:84%
There's lot-- some
lots are here.

00:35:28.700 --> 00:35:30.510 align:middle line:84%
Some lots are not
in the flood zone.

00:35:30.510 --> 00:35:33.880 align:middle line:84%
So from the legal perspective of
no matter whether this is real,

00:35:33.880 --> 00:35:35.480 align:middle line:90%
will get flooded.

00:35:35.480 --> 00:35:39.400 align:middle line:84%
But when you are located
in the flood zone,

00:35:39.400 --> 00:35:44.620 align:middle line:84%
unfortunately, you need to
buy insurance, buy the flood

00:35:44.620 --> 00:35:48.790 align:middle line:84%
insurance, if you want to
borrow mortgage from the bank.

00:35:48.790 --> 00:35:51.670 align:middle line:84%
If you say, I'm so rich, I
just put cash on the table

00:35:51.670 --> 00:35:54.670 align:middle line:84%
and buy the house,
$2 million, then

00:35:54.670 --> 00:35:57.140 align:middle line:84%
you are not obligated
to buy the insurance.

00:35:57.140 --> 00:35:59.150 align:middle line:84%
But you say, I can only
pay the down payment,

00:35:59.150 --> 00:36:00.730 align:middle line:84%
I need to borrow
money from the bank,

00:36:00.730 --> 00:36:03.320 align:middle line:84%
and your house is
in the flood zone,

00:36:03.320 --> 00:36:06.100 align:middle line:90%
you must buy the insurance.

00:36:06.100 --> 00:36:07.900 align:middle line:90%
So that's the logic.

00:36:07.900 --> 00:36:09.580 align:middle line:90%
That's the logic first.

00:36:09.580 --> 00:36:16.240 align:middle line:84%
And then the insurance premium
is based on some parameters.

00:36:16.240 --> 00:36:18.310 align:middle line:90%
And if you can reduce--

00:36:18.310 --> 00:36:24.040 align:middle line:84%
you can reduce the insurance
premium by some strategies,

00:36:24.040 --> 00:36:29.110 align:middle line:84%
although, unfortunately, you're
building your house in the flood

00:36:29.110 --> 00:36:31.130 align:middle line:90%
zone.

00:36:31.130 --> 00:36:35.540 align:middle line:84%
But you can still help
yourself, protect yourself.

00:36:35.540 --> 00:36:41.510 align:middle line:84%
For example, if
premium for this space,

00:36:41.510 --> 00:36:44.690 align:middle line:84%
they have a base flood
elevation, another terminology--

00:36:44.690 --> 00:36:47.420 align:middle line:90%
BFE, Base Flood Elevation.

00:36:47.420 --> 00:36:49.190 align:middle line:84%
You just think of
the water level.

00:36:49.190 --> 00:36:52.400 align:middle line:84%
It's the base water
level if you get flooded.

00:36:52.400 --> 00:36:59.330 align:middle line:84%
And if you are so low and you
get flooded, $9,500 a year--

00:36:59.330 --> 00:37:01.770 align:middle line:90%
big.

00:37:01.770 --> 00:37:06.150 align:middle line:84%
Now you say, OK, I will use some
pillars to elevate my ground

00:37:06.150 --> 00:37:07.590 align:middle line:90%
floor.

00:37:07.590 --> 00:37:10.770 align:middle line:84%
And then you become
taller, your building.

00:37:10.770 --> 00:37:14.800 align:middle line:84%
And you have less exposure
to the flood risk.

00:37:14.800 --> 00:37:18.660 align:middle line:84%
Then you can reduce your
premium to $1,400 per year.

00:37:18.660 --> 00:37:21.840 align:middle line:84%
That's big-- at
first, the $9,000.

00:37:21.840 --> 00:37:24.810 align:middle line:90%
Now it's $1,400.

00:37:24.810 --> 00:37:25.960 align:middle line:90%
It's a huge decrease.

00:37:25.960 --> 00:37:31.290 align:middle line:84%
Then, if you further
elevate, $400 a year--

00:37:31.290 --> 00:37:35.190 align:middle line:90%
$400 a year-- big decrease.

00:37:35.190 --> 00:37:37.630 align:middle line:84%
This means-- you
think about this--

00:37:37.630 --> 00:37:39.990 align:middle line:84%
if you are a
household, you say, oh,

00:37:39.990 --> 00:37:43.140 align:middle line:84%
how can I invest to
elevate my house?

00:37:43.140 --> 00:37:44.600 align:middle line:84%
Now, of course,
you need the money.

00:37:44.600 --> 00:37:46.560 align:middle line:90%
This is expensive.

00:37:46.560 --> 00:37:48.210 align:middle line:90%
Then you say, whether I elevate.

00:37:48.210 --> 00:37:51.410 align:middle line:84%
If I elevate, I
pay less insurance.

00:37:51.410 --> 00:37:56.170 align:middle line:84%
If I don't elevate, I pay
high insurance premium.

00:37:56.170 --> 00:37:57.780 align:middle line:90%
This is your US money.

00:37:57.780 --> 00:37:59.340 align:middle line:90%
So this is very interesting.

00:37:59.340 --> 00:38:01.200 align:middle line:84%
Because-- I'm not
sure whether, later,

00:38:01.200 --> 00:38:03.240 align:middle line:84%
you will have a
visit to Seaport--

00:38:03.240 --> 00:38:05.860 align:middle line:90%
so-- go ahead.

00:38:05.860 --> 00:38:07.560 align:middle line:90%
STUDENT: Just a quick question.

00:38:07.560 --> 00:38:12.510 align:middle line:84%
Looking at the bottom note that
these numbers are calculated

00:38:12.510 --> 00:38:15.210 align:middle line:84%
for a single-family,
one-story structure,

00:38:15.210 --> 00:38:17.460 align:middle line:84%
and talking specifically
about the Seaport,

00:38:17.460 --> 00:38:19.867 align:middle line:84%
which I don't think people
are going to build houses--

00:38:19.867 --> 00:38:21.450 align:middle line:84%
SIQI ZHENG: Single-family
houses, yes.

00:38:21.450 --> 00:38:22.575 align:middle line:90%
STUDENT: --but multifamily.

00:38:22.575 --> 00:38:24.330 align:middle line:90%
What's the relation?

00:38:24.330 --> 00:38:28.860 align:middle line:84%
And what's the implicit costs
for multifamily buildings,

00:38:28.860 --> 00:38:32.633 align:middle line:84%
knowing that they are already
elevated from sea level?

00:38:32.633 --> 00:38:33.300 align:middle line:90%
SIQI ZHENG: Yes.

00:38:33.300 --> 00:38:35.610 align:middle line:84%
And it's not one
household decision.

00:38:35.610 --> 00:38:37.680 align:middle line:84%
If you are multifamily,
you cannot say,

00:38:37.680 --> 00:38:38.795 align:middle line:90%
I'm going to elevate.

00:38:38.795 --> 00:38:40.170 align:middle line:84%
Then you need to
have a committee

00:38:40.170 --> 00:38:42.750 align:middle line:84%
to discuss the entire
building, or the developer,

00:38:42.750 --> 00:38:44.850 align:middle line:90%
to do this upfront.

00:38:44.850 --> 00:38:47.190 align:middle line:84%
This is a very good
question, Carlos.

00:38:47.190 --> 00:38:50.460 align:middle line:84%
And you see this one is from
single-family perspective,

00:38:50.460 --> 00:38:53.320 align:middle line:84%
is try to let you
understand easily.

00:38:53.320 --> 00:38:55.920 align:middle line:84%
So this is a very
simple example.

00:38:55.920 --> 00:38:59.700 align:middle line:84%
This one is more complicated,
but the logic will be the same.

00:38:59.700 --> 00:39:02.580 align:middle line:84%
These commercial buildings
and multifamily houses

00:39:02.580 --> 00:39:04.830 align:middle line:84%
and all the commercial
buildings you are going to do--

00:39:04.830 --> 00:39:08.880 align:middle line:84%
design your studio area,
land area-- more complicated.

00:39:08.880 --> 00:39:12.860 align:middle line:84%
But logic is still, you
elevate, your insurance premium

00:39:12.860 --> 00:39:14.190 align:middle line:90%
will go down.

00:39:14.190 --> 00:39:16.930 align:middle line:84%
And if you have a
chance to visit there--

00:39:16.930 --> 00:39:19.780 align:middle line:84%
so I remember I had a
conversation with Ioannis.

00:39:19.780 --> 00:39:22.890 align:middle line:84%
Ioannis is one of your
instructors from the building

00:39:22.890 --> 00:39:24.490 align:middle line:90%
system class.

00:39:24.490 --> 00:39:27.670 align:middle line:84%
I talked to him because he's
now a big developer called

00:39:27.670 --> 00:39:30.750 align:middle line:84%
WS in this area, built
many, many buildings here.

00:39:30.750 --> 00:39:35.300 align:middle line:84%
In his area, his buildings,
many of his buildings,

00:39:35.300 --> 00:39:37.250 align:middle line:90%
are in the flood zone.

00:39:37.250 --> 00:39:42.320 align:middle line:84%
Many of his buildings are in
flood zone, which means, later,

00:39:42.320 --> 00:39:44.180 align:middle line:84%
no matter whether they
hold those buildings

00:39:44.180 --> 00:39:47.000 align:middle line:84%
or they sell the buildings
to other investors,

00:39:47.000 --> 00:39:52.530 align:middle line:84%
the owners will pay very
high insurance premium.

00:39:52.530 --> 00:39:58.930 align:middle line:84%
And then Ioannis told us, no, we
are investing a lot to do this.

00:39:58.930 --> 00:40:03.150 align:middle line:84%
They are investing a lot
in this climate resiliency

00:40:03.150 --> 00:40:05.350 align:middle line:90%
investment and elevate.

00:40:05.350 --> 00:40:06.870 align:middle line:84%
This is very
simple, but they are

00:40:06.870 --> 00:40:08.550 align:middle line:90%
doing many, many other things.

00:40:08.550 --> 00:40:10.600 align:middle line:84%
And they are doing
many other things.

00:40:10.600 --> 00:40:14.220 align:middle line:84%
They elevate so much
and to the extent

00:40:14.220 --> 00:40:18.850 align:middle line:84%
the city agreed that they are
out of the flood zone, which

00:40:18.850 --> 00:40:22.617 align:middle line:84%
means, although physically,
if you look from Google map,

00:40:22.617 --> 00:40:23.950 align:middle line:90%
the buildings are in flood zone.

00:40:23.950 --> 00:40:26.600 align:middle line:84%
But the elevate so much,
and they have done so much,

00:40:26.600 --> 00:40:29.320 align:middle line:84%
they are outside
in the flood zone.

00:40:29.320 --> 00:40:32.320 align:middle line:84%
Because the flood zone
cannot just sit horizontal.

00:40:32.320 --> 00:40:34.570 align:middle line:84%
They also understand
the vertical side.

00:40:34.570 --> 00:40:39.790 align:middle line:84%
Then Ioannis use that as a
selling point of their WS

00:40:39.790 --> 00:40:42.010 align:middle line:90%
project in Seaport, see?

00:40:42.010 --> 00:40:44.830 align:middle line:84%
OK, if you buy our
properties, you

00:40:44.830 --> 00:40:47.320 align:middle line:84%
don't need to pay such high
flood insurance because we

00:40:47.320 --> 00:40:50.980 align:middle line:84%
have done so much and got all
of the flood zone approved

00:40:50.980 --> 00:40:52.180 align:middle line:90%
by the city like that.

00:40:52.180 --> 00:40:54.220 align:middle line:90%
Then you will see money.

00:40:54.220 --> 00:40:55.215 align:middle line:90%
That is logic.

00:40:55.215 --> 00:40:57.590 align:middle line:84%
I don't know whether the market
will believe that or not.

00:40:57.590 --> 00:40:58.330 align:middle line:90%
We can observe.

00:40:58.330 --> 00:41:03.430 align:middle line:84%
But as you know, this also
the example that you can

00:41:03.430 --> 00:41:05.530 align:middle line:84%
do something by
yourself to reduce

00:41:05.530 --> 00:41:07.750 align:middle line:84%
future insurance
premium and also

00:41:07.750 --> 00:41:09.380 align:middle line:90%
because of the risk reduction.

00:41:09.380 --> 00:41:13.580 align:middle line:90%


00:41:13.580 --> 00:41:16.280 align:middle line:84%
This is another example
for you to understand.

00:41:16.280 --> 00:41:19.160 align:middle line:84%
This New York building--
just know, the other one

00:41:19.160 --> 00:41:19.920 align:middle line:90%
is Massachusetts.

00:41:19.920 --> 00:41:21.180 align:middle line:90%
This is a New York building.

00:41:21.180 --> 00:41:24.470 align:middle line:84%
And if you will
do this and that,

00:41:24.470 --> 00:41:26.612 align:middle line:84%
mitigate the properties
against the flooding

00:41:26.612 --> 00:41:28.820 align:middle line:84%
can significantly reduce
the flood risk and insurance

00:41:28.820 --> 00:41:29.750 align:middle line:90%
premiums.

00:41:29.750 --> 00:41:34.160 align:middle line:84%
For example,
elevation-- move up--

00:41:34.160 --> 00:41:37.280 align:middle line:90%
and put a basement infill.

00:41:37.280 --> 00:41:38.738 align:middle line:90%
Just infill your basement.

00:41:38.738 --> 00:41:41.030 align:middle line:84%
Otherwise, your basement get
flooded-- problem, damage.

00:41:41.030 --> 00:41:44.510 align:middle line:84%
You infill the basement,
you have no basement now.

00:41:44.510 --> 00:41:47.240 align:middle line:90%
And just then will reduce.

00:41:47.240 --> 00:41:52.670 align:middle line:84%
And also, move your
machines and equipment

00:41:52.670 --> 00:41:59.340 align:middle line:84%
from the bottom to the top
if you have several floors.

00:41:59.340 --> 00:42:02.300 align:middle line:84%
Because then, your
mechanical system

00:42:02.300 --> 00:42:06.550 align:middle line:84%
will avoid to be flooded, so
then reduce and put a 1 times

00:42:06.550 --> 00:42:07.050 align:middle line:90%
something.

00:42:07.050 --> 00:42:13.350 align:middle line:84%
So all these small and
big investment, then you

00:42:13.350 --> 00:42:14.910 align:middle line:90%
change the--

00:42:14.910 --> 00:42:16.990 align:middle line:90%
your real risk is polar.

00:42:16.990 --> 00:42:20.230 align:middle line:84%
So your insurance
premium will change.

00:42:20.230 --> 00:42:22.830 align:middle line:84%
Just want you understand
this is not fixed.

00:42:22.830 --> 00:42:24.750 align:middle line:84%
I'll say, OK, in Google
Map, you are here.

00:42:24.750 --> 00:42:26.200 align:middle line:90%
Then you have the same premium.

00:42:26.200 --> 00:42:26.700 align:middle line:90%
No.

00:42:26.700 --> 00:42:30.480 align:middle line:84%
This will be determined,
all those factors.

00:42:30.480 --> 00:42:33.190 align:middle line:84%
It seems that it's
very complicated.

00:42:33.190 --> 00:42:36.270 align:middle line:84%
It's very sophisticated,
very good, very scientific,

00:42:36.270 --> 00:42:37.230 align:middle line:90%
in this way.

00:42:37.230 --> 00:42:40.980 align:middle line:84%
And I don't know how they
derive those numbers,

00:42:40.980 --> 00:42:44.170 align:middle line:84%
but it seems that they
consider many, many factors.

00:42:44.170 --> 00:42:47.400 align:middle line:84%
However, there is
a big question,

00:42:47.400 --> 00:42:50.790 align:middle line:84%
high-level, big
challenge related

00:42:50.790 --> 00:42:53.700 align:middle line:84%
to the crisis, the
insurance market crisis,

00:42:53.700 --> 00:42:59.830 align:middle line:84%
is can we really insure
against climate risk always?

00:42:59.830 --> 00:43:03.330 align:middle line:84%
Can we always
insure climate risk?

00:43:03.330 --> 00:43:09.690 align:middle line:84%
If we can always insure, if
the insurance system is perfect

00:43:09.690 --> 00:43:11.790 align:middle line:84%
and we always insure,
we don't need to worry.

00:43:11.790 --> 00:43:15.390 align:middle line:84%
We just pay insurance
premium up front.

00:43:15.390 --> 00:43:18.050 align:middle line:84%
Later, you get the damage, you
go to the insurance company.

00:43:18.050 --> 00:43:19.020 align:middle line:90%
They pay you back.

00:43:19.020 --> 00:43:19.660 align:middle line:90%
Done.

00:43:19.660 --> 00:43:22.070 align:middle line:84%
Then we don't need
to worry too much.

00:43:22.070 --> 00:43:24.920 align:middle line:84%
And what do you
think, whether always

00:43:24.920 --> 00:43:28.070 align:middle line:90%
can solve all the troubles?

00:43:28.070 --> 00:43:29.250 align:middle line:90%
Please, go ahead.

00:43:29.250 --> 00:43:29.960 align:middle line:90%
Why?

00:43:29.960 --> 00:43:31.940 align:middle line:84%
STUDENT: Some things
are an unknown.

00:43:31.940 --> 00:43:33.440 align:middle line:90%
You don't know everything.

00:43:33.440 --> 00:43:35.877 align:middle line:90%
Some crises are unpredictable.

00:43:35.877 --> 00:43:36.960 align:middle line:90%
SIQI ZHENG: Unpredictable.

00:43:36.960 --> 00:43:42.290 align:middle line:84%
But if we have a likelihood,
like Kevin's Moody's team,

00:43:42.290 --> 00:43:45.300 align:middle line:84%
they say they calculate
the distribution like that.

00:43:45.300 --> 00:43:47.603 align:middle line:90%
Do you think that can help?

00:43:47.603 --> 00:43:49.520 align:middle line:84%
STUDENT: It can help,
yes, but there's still--

00:43:49.520 --> 00:43:50.900 align:middle line:90%
SIQI ZHENG: Still cannot.

00:43:50.900 --> 00:43:53.250 align:middle line:90%
Any other thoughts?

00:43:53.250 --> 00:43:55.805 align:middle line:84%
Can we fully insure
climate risks?

00:43:55.805 --> 00:43:59.570 align:middle line:90%


00:43:59.570 --> 00:44:00.810 align:middle line:90%
Any thoughts?

00:44:00.810 --> 00:44:02.780 align:middle line:90%
Please.

00:44:02.780 --> 00:44:06.300 align:middle line:84%
STUDENT: So it doesn't insure
against the loss of income

00:44:06.300 --> 00:44:09.723 align:middle line:84%
during the period of
when the disaster hits.

00:44:09.723 --> 00:44:12.604 align:middle line:90%
So does it insure against that?

00:44:12.604 --> 00:44:13.146 align:middle line:90%
I'm not sure.

00:44:13.146 --> 00:44:13.771 align:middle line:90%
SIQI ZHENG: OK.

00:44:13.771 --> 00:44:16.040 align:middle line:84%
So the fundamental
is the insurance

00:44:16.040 --> 00:44:18.830 align:middle line:84%
system, the rationale
of a insurance system,

00:44:18.830 --> 00:44:23.330 align:middle line:84%
is the following is
to stabilize income.

00:44:23.330 --> 00:44:26.360 align:middle line:84%
So basically, insurance
company helps all of us

00:44:26.360 --> 00:44:32.240 align:middle line:84%
to stabilize the income, to
move money from the good times

00:44:32.240 --> 00:44:33.410 align:middle line:90%
to bad times.

00:44:33.410 --> 00:44:37.740 align:middle line:84%
Think about our
health insurance.

00:44:37.740 --> 00:44:39.440 align:middle line:90%
We pay health insurance money.

00:44:39.440 --> 00:44:42.780 align:middle line:84%
Now we are all young,
relatively young.

00:44:42.780 --> 00:44:43.880 align:middle line:90%
We are not elderly.

00:44:43.880 --> 00:44:47.780 align:middle line:84%
So our likelihood to get very
sick or go to the hospital,

00:44:47.780 --> 00:44:50.400 align:middle line:90%
or even die, very small.

00:44:50.400 --> 00:44:53.010 align:middle line:84%
But we are still paying
health insurance.

00:44:53.010 --> 00:44:56.570 align:middle line:84%
And when you are old and
you have higher likelihood

00:44:56.570 --> 00:45:01.010 align:middle line:84%
to get sick and get
hospitalized, then you withdraw.

00:45:01.010 --> 00:45:03.410 align:middle line:84%
So that's the basic
logic of the insurance,

00:45:03.410 --> 00:45:05.060 align:middle line:90%
to move money from good time--

00:45:05.060 --> 00:45:08.090 align:middle line:84%
you feel good, you have
more income, you pay--

00:45:08.090 --> 00:45:11.690 align:middle line:84%
and later, suddenly, you are so
unfortunate, you're so unlucky,

00:45:11.690 --> 00:45:13.520 align:middle line:90%
you get a bad thing.

00:45:13.520 --> 00:45:15.210 align:middle line:90%
Then you get insurance back.

00:45:15.210 --> 00:45:17.000 align:middle line:90%
So that's the model.

00:45:17.000 --> 00:45:22.010 align:middle line:84%
However, the thing is, a
systematic thing happen.

00:45:22.010 --> 00:45:24.410 align:middle line:84%
It's now happening
for the climate, which

00:45:24.410 --> 00:45:27.050 align:middle line:84%
impose a big question
mark on this system,

00:45:27.050 --> 00:45:32.691 align:middle line:84%
is the rising
numbers of disasters.

00:45:32.691 --> 00:45:37.520 align:middle line:84%
So if the climate change
is still always static,

00:45:37.520 --> 00:45:50.060 align:middle line:84%
like, we can always predict the
next 50 years, next 100 years,

00:45:50.060 --> 00:45:54.410 align:middle line:84%
the likelihood of
the flooding, then

00:45:54.410 --> 00:45:58.550 align:middle line:84%
we use this distribution to
design the premium so that we

00:45:58.550 --> 00:46:00.950 align:middle line:84%
collect the insurance
money, the insurance company

00:46:00.950 --> 00:46:04.080 align:middle line:84%
can collect enough
money in good times.

00:46:04.080 --> 00:46:07.040 align:middle line:84%
So because this is
100% likelihood.

00:46:07.040 --> 00:46:08.720 align:middle line:90%
99 years, you are good.

00:46:08.720 --> 00:46:09.920 align:middle line:90%
One year, got hit.

00:46:09.920 --> 00:46:14.420 align:middle line:90%
So that's a 1% likelihood story.

00:46:14.420 --> 00:46:17.840 align:middle line:84%
Then you use 99 years
of the insurance premium

00:46:17.840 --> 00:46:21.200 align:middle line:84%
you paid to cover
your one year loss.

00:46:21.200 --> 00:46:22.560 align:middle line:90%
That's the idea.

00:46:22.560 --> 00:46:26.360 align:middle line:84%
Now, unfortunately,
because we are still

00:46:26.360 --> 00:46:29.360 align:middle line:84%
emitting so much of the
carbon and the rising

00:46:29.360 --> 00:46:30.428 align:middle line:90%
number of disasters--

00:46:30.428 --> 00:46:32.970 align:middle line:84%
I think you heard from the media
all the time, all this year,

00:46:32.970 --> 00:46:36.050 align:middle line:84%
so bad and so many hurricanes
and wildfires, this

00:46:36.050 --> 00:46:38.300 align:middle line:90%
and that rising--

00:46:38.300 --> 00:46:44.910 align:middle line:84%
so then the distribution
become not 100 but 2

00:46:44.910 --> 00:46:50.540 align:middle line:84%
of 100 years, 3 of 100
years, 4 of 100 years.

00:46:50.540 --> 00:46:55.940 align:middle line:84%
So that impose a big challenge
to these insurance companies.

00:46:55.940 --> 00:46:58.010 align:middle line:84%
Because more and
more disasters, they

00:46:58.010 --> 00:47:00.500 align:middle line:84%
couldn't collect enough
money from good times

00:47:00.500 --> 00:47:02.360 align:middle line:84%
because bad times,
they're more and more.

00:47:02.360 --> 00:47:06.380 align:middle line:84%
Then they go bankrupt--
bankruptcy, almost,

00:47:06.380 --> 00:47:07.770 align:middle line:90%
because they couldn't collect.

00:47:07.770 --> 00:47:11.270 align:middle line:90%
But you can argue, say, Why not?

00:47:11.270 --> 00:47:15.320 align:middle line:84%
If we later say, oh, because
we are emitting CO2 so much.

00:47:15.320 --> 00:47:17.460 align:middle line:84%
Now, it's not 1
out of 100 years.

00:47:17.460 --> 00:47:20.060 align:middle line:90%
It's 4 out of 100 years.

00:47:20.060 --> 00:47:24.290 align:middle line:84%
Then you just increase
the insurance premium.

00:47:24.290 --> 00:47:25.460 align:middle line:90%
They charge more.

00:47:25.460 --> 00:47:29.210 align:middle line:84%
The insurance charge
more, not $10,000,

00:47:29.210 --> 00:47:32.660 align:middle line:84%
but $100,000 money
in the good time.

00:47:32.660 --> 00:47:35.520 align:middle line:84%
And move to the bad
time still can work.

00:47:35.520 --> 00:47:36.870 align:middle line:90%
Do you think this works?

00:47:36.870 --> 00:47:39.930 align:middle line:84%
You say, OK, the
climate disasters

00:47:39.930 --> 00:47:43.650 align:middle line:84%
are happening more
and more frequently.

00:47:43.650 --> 00:47:48.360 align:middle line:84%
So more bad times,
less good times.

00:47:48.360 --> 00:47:50.960 align:middle line:84%
So to make sure the
insurance company can still

00:47:50.960 --> 00:47:55.730 align:middle line:84%
collect enough money, then we
increase the insurance premium

00:47:55.730 --> 00:48:00.260 align:middle line:84%
so that they can collect
more so that we are all safe.

00:48:00.260 --> 00:48:02.035 align:middle line:84%
Do you think this
logic can work?

00:48:02.035 --> 00:48:05.130 align:middle line:90%


00:48:05.130 --> 00:48:07.320 align:middle line:84%
STUDENT: I think if
this part of the risk,

00:48:07.320 --> 00:48:12.210 align:middle line:84%
essentially, become a normality,
it wouldn't work at all.

00:48:12.210 --> 00:48:15.180 align:middle line:84%
Because then it just
doesn't make any sense

00:48:15.180 --> 00:48:17.750 align:middle line:90%
to insure this property anymore.

00:48:17.750 --> 00:48:25.410 align:middle line:84%
If, say, sea floor are going to
rise 20 feet over the next 15

00:48:25.410 --> 00:48:27.570 align:middle line:84%
years, then all
of your buildings,

00:48:27.570 --> 00:48:30.180 align:middle line:84%
the ground floor are
going to be in water.

00:48:30.180 --> 00:48:32.625 align:middle line:84%
No insurance company
will insure that.

00:48:32.625 --> 00:48:34.600 align:middle line:84%
SIQI ZHENG: OK, It's
too much damage.

00:48:34.600 --> 00:48:37.329 align:middle line:84%
You cannot save that
area, even, right?

00:48:37.329 --> 00:48:37.912 align:middle line:90%
STUDENT: Yeah.

00:48:37.912 --> 00:48:38.410 align:middle line:90%
SIQI ZHENG: OK.

00:48:38.410 --> 00:48:39.190 align:middle line:90%
That's very good.

00:48:39.190 --> 00:48:44.730 align:middle line:84%
And other thoughts,
whether we can continue

00:48:44.730 --> 00:48:47.640 align:middle line:84%
to increase the
insurance premium to move

00:48:47.640 --> 00:48:52.960 align:middle line:84%
money from good times
to bad times, to double,

00:48:52.960 --> 00:48:56.316 align:middle line:90%
triple the interest?

00:48:56.316 --> 00:48:59.244 align:middle line:84%
STUDENT: I think it's going to
be extremely hard because if you

00:48:59.244 --> 00:49:02.070 align:middle line:84%
think about the plot, it's
different from [INAUDIBLE].

00:49:02.070 --> 00:49:06.810 align:middle line:84%
It's not something one time, and
you can come and fix the thing,

00:49:06.810 --> 00:49:08.925 align:middle line:84%
and the future is
just [INAUDIBLE]

00:49:08.925 --> 00:49:11.922 align:middle line:84%
and plotting
something permanently

00:49:11.922 --> 00:49:13.275 align:middle line:90%
influence the house value.

00:49:13.275 --> 00:49:15.079 align:middle line:84%
And if you're an
insurance company,

00:49:15.079 --> 00:49:18.950 align:middle line:84%
you have no insurance
policy [INAUDIBLE].

00:49:18.950 --> 00:49:23.540 align:middle line:84%
In the long run, there you are
going to lose is significant.

00:49:23.540 --> 00:49:27.045 align:middle line:90%
You have incurred too much.

00:49:27.045 --> 00:49:27.920 align:middle line:90%
SIQI ZHENG: OK, good.

00:49:27.920 --> 00:49:30.220 align:middle line:84%
So it's very hard for
the insurance companies

00:49:30.220 --> 00:49:33.740 align:middle line:84%
because it's permanent
damage to your house.

00:49:33.740 --> 00:49:36.800 align:middle line:84%
Then I'm talking about
insurance companies.

00:49:36.800 --> 00:49:39.700 align:middle line:84%
I'm talking about this
mortgage market, banks.

00:49:39.700 --> 00:49:43.660 align:middle line:84%
So I want to let you
know this is a huge--

00:49:43.660 --> 00:49:45.920 align:middle line:84%
it's so bad
situation, not crisis.

00:49:45.920 --> 00:49:48.670 align:middle line:84%
But also, there's a huge
demand for all of us

00:49:48.670 --> 00:49:52.450 align:middle line:84%
to do rigorous research
and, later, for your jobs,

00:49:52.450 --> 00:49:56.230 align:middle line:84%
to contribute to this
and try to, at least,

00:49:56.230 --> 00:50:00.790 align:middle line:84%
improve some situation and help
this system to work, function,

00:50:00.790 --> 00:50:02.980 align:middle line:90%
more stably.

00:50:02.980 --> 00:50:07.060 align:middle line:84%
So then, just now, I talk about
insurance company in crisis.

00:50:07.060 --> 00:50:09.860 align:middle line:90%
And they cannot insure so much.

00:50:09.860 --> 00:50:12.590 align:middle line:84%
And also, the climate
risk in mortgage market,

00:50:12.590 --> 00:50:14.770 align:middle line:84%
I think I will leave
that to Ed because Ed

00:50:14.770 --> 00:50:17.560 align:middle line:84%
is a boss of the
Fannie Mae/Freddie Mac.

00:50:17.560 --> 00:50:19.640 align:middle line:84%
You understand much
more better than me.

00:50:19.640 --> 00:50:22.690 align:middle line:84%
But I think I only
want to say one thing,

00:50:22.690 --> 00:50:25.810 align:middle line:84%
and I want to ask a
question, is the following.

00:50:25.810 --> 00:50:26.940 align:middle line:90%
Of course, this.

00:50:26.940 --> 00:50:30.360 align:middle line:84%
Fannie Mae and Freddie Mac, they
have all kinds of economists.

00:50:30.360 --> 00:50:33.840 align:middle line:84%
They hire a lot of economists
to do this kind of research.

00:50:33.840 --> 00:50:35.280 align:middle line:90%
They are so smart.

00:50:35.280 --> 00:50:40.470 align:middle line:84%
They understand the impact of
climate risk on property values.

00:50:40.470 --> 00:50:45.980 align:middle line:84%
They understand the loans
they lend to this household

00:50:45.980 --> 00:50:50.660 align:middle line:84%
and then, later, securitize
and is sold to the investors

00:50:50.660 --> 00:50:52.470 align:middle line:90%
are subject to these risks.

00:50:52.470 --> 00:50:55.140 align:middle line:90%
They understand that very well.

00:50:55.140 --> 00:50:58.502 align:middle line:84%
And they even have this
empirical analysis.

00:50:58.502 --> 00:51:01.950 align:middle line:84%
And then these two big
government-sponsored

00:51:01.950 --> 00:51:07.470 align:middle line:84%
enterprises, they are backing
all these residential mortgages

00:51:07.470 --> 00:51:09.150 align:middle line:84%
in the country,
especially median

00:51:09.150 --> 00:51:10.420 align:middle line:90%
and the low-income households.

00:51:10.420 --> 00:51:14.430 align:middle line:84%
These households can get
their loans securitized

00:51:14.430 --> 00:51:16.140 align:middle line:90%
by Fannie Mae and Freddie Mac.

00:51:16.140 --> 00:51:19.080 align:middle line:84%
That's an implicit subsidy from
the government to the mortgage

00:51:19.080 --> 00:51:19.950 align:middle line:90%
market.

00:51:19.950 --> 00:51:22.980 align:middle line:84%
However, these two big guys,
Fannie Mae and Freddie Mac,

00:51:22.980 --> 00:51:26.160 align:middle line:84%
they said, we don't want
to price differently loans

00:51:26.160 --> 00:51:28.860 align:middle line:84%
with and without
climate risks when

00:51:28.860 --> 00:51:33.360 align:middle line:84%
we decide the rate, the
mortgage rate, to the household,

00:51:33.360 --> 00:51:39.180 align:middle line:84%
when we decide whether we lend
the loans to the household.

00:51:39.180 --> 00:51:40.050 align:middle line:90%
Why?

00:51:40.050 --> 00:51:44.530 align:middle line:84%
They understand the real
impact of the climate risks--

00:51:44.530 --> 00:51:50.900 align:middle line:84%
flooding, hurricane, and all
those things on property values.

00:51:50.900 --> 00:51:54.070 align:middle line:84%
And if these houses in
these places get hit,

00:51:54.070 --> 00:51:56.170 align:middle line:84%
maybe will default.
Default means loss

00:51:56.170 --> 00:51:59.020 align:middle line:84%
to the banks and loss to
the Fannie Mae/Freddie Mac.

00:51:59.020 --> 00:52:01.720 align:middle line:84%
They understand all
the empirical studies,

00:52:01.720 --> 00:52:02.350 align:middle line:90%
which is work.

00:52:02.350 --> 00:52:03.530 align:middle line:90%
Can this work, not work?

00:52:03.530 --> 00:52:05.650 align:middle line:84%
Then they said,
OK, I understand,

00:52:05.650 --> 00:52:08.180 align:middle line:90%
but I don't want to consider.

00:52:08.180 --> 00:52:10.060 align:middle line:90%
Why?

00:52:10.060 --> 00:52:12.540 align:middle line:90%
Guess.

00:52:12.540 --> 00:52:14.700 align:middle line:90%
What do you think?

00:52:14.700 --> 00:52:19.640 align:middle line:84%
STUDENT: Well, it just
would disadvantage

00:52:19.640 --> 00:52:22.910 align:middle line:84%
people who obviously want to
live in climate risky areas,

00:52:22.910 --> 00:52:24.453 align:middle line:84%
which, of course,
you can say, you

00:52:24.453 --> 00:52:26.370 align:middle line:84%
don't need to live there,
live somewhere else.

00:52:26.370 --> 00:52:31.490 align:middle line:84%
But there's histories of why
people want to live there,

00:52:31.490 --> 00:52:35.170 align:middle line:84%
and there are communities that
are attached to that place.

00:52:35.170 --> 00:52:36.482 align:middle line:90%
So it's very unfair.

00:52:36.482 --> 00:52:37.190 align:middle line:90%
SIQI ZHENG: Good.

00:52:37.190 --> 00:52:38.530 align:middle line:90%
Good.

00:52:38.530 --> 00:52:40.200 align:middle line:90%
That's a very good answer.

00:52:40.200 --> 00:52:41.150 align:middle line:90%
What do you think.

00:52:41.150 --> 00:52:42.860 align:middle line:90%
You're also from DUSP, right?

00:52:42.860 --> 00:52:43.360 align:middle line:90%
OK.

00:52:43.360 --> 00:52:46.092 align:middle line:84%
Talk about from this
equity perspective.

00:52:46.092 --> 00:52:48.550 align:middle line:84%
STUDENT: Yeah, I was thinking
about the equity perspective.

00:52:48.550 --> 00:52:51.620 align:middle line:84%
Almost all public housing
is in a flood zone, as well.

00:52:51.620 --> 00:52:56.020 align:middle line:84%
So most of the people that are
already in climate risky areas

00:52:56.020 --> 00:53:00.340 align:middle line:84%
are people that aren't
able to adapt as easily

00:53:00.340 --> 00:53:02.790 align:middle line:84%
and would get priced out
of the market eventually.

00:53:02.790 --> 00:53:03.880 align:middle line:90%
SIQI ZHENG: OK, yes.

00:53:03.880 --> 00:53:07.620 align:middle line:84%
So, yes, that's exactly-- the
social justice perspective.

00:53:07.620 --> 00:53:10.980 align:middle line:84%
Because if you really
accurately price

00:53:10.980 --> 00:53:14.940 align:middle line:84%
the climate risk in those
areas, coastal and, especially,

00:53:14.940 --> 00:53:19.003 align:middle line:84%
those places, that may
introduce discrimination

00:53:19.003 --> 00:53:19.920 align:middle line:90%
in the housing market.

00:53:19.920 --> 00:53:24.652 align:middle line:84%
Because disproportionately,
those low and marginalized

00:53:24.652 --> 00:53:26.860 align:middle line:84%
communities, they are in
the places they cannot move.

00:53:26.860 --> 00:53:28.290 align:middle line:84%
Their mobility is
relatively low.

00:53:28.290 --> 00:53:29.490 align:middle line:90%
They cannot move out.

00:53:29.490 --> 00:53:33.000 align:middle line:84%
Oh, yes, you can also
move to the high ground.

00:53:33.000 --> 00:53:35.500 align:middle line:84%
But it's very hard for them to
move, to leave the community.

00:53:35.500 --> 00:53:37.200 align:middle line:84%
They lose jobs,
and it's like that.

00:53:37.200 --> 00:53:42.090 align:middle line:84%
And if you price this, then you
will compromise social justice

00:53:42.090 --> 00:53:43.750 align:middle line:90%
because of this problem.

00:53:43.750 --> 00:53:47.760 align:middle line:84%
So they have to balance not
just the efficiency but also

00:53:47.760 --> 00:53:51.010 align:middle line:84%
the equity of the
mortgage market

00:53:51.010 --> 00:53:54.330 align:middle line:84%
and how, if you price,
what's the consequences,

00:53:54.330 --> 00:53:56.820 align:middle line:84%
unless you have another
program to subsidize them.

00:53:56.820 --> 00:53:58.985 align:middle line:90%
So that I will leave to Ed.

00:53:58.985 --> 00:54:01.830 align:middle line:90%


00:54:01.830 --> 00:54:04.930 align:middle line:84%
But clearly, that
induce a problem.

00:54:04.930 --> 00:54:09.020 align:middle line:84%
Yes, you are worried
about equity.

00:54:09.020 --> 00:54:10.780 align:middle line:84%
You are worried
about discrimination

00:54:10.780 --> 00:54:13.100 align:middle line:90%
if you price the climate risks.

00:54:13.100 --> 00:54:16.120 align:middle line:84%
But if you don't
price, that will

00:54:16.120 --> 00:54:20.800 align:middle line:84%
be a big problem to the
entire society, which

00:54:20.800 --> 00:54:22.550 align:middle line:90%
is already shown here.

00:54:22.550 --> 00:54:30.100 align:middle line:84%
So then, from 2006
upward, there's

00:54:30.100 --> 00:54:34.270 align:middle line:84%
so many new houses
built in the flood zone,

00:54:34.270 --> 00:54:37.480 align:middle line:84%
so many, because there's
no additional cost.

00:54:37.480 --> 00:54:38.530 align:middle line:90%
You just build.

00:54:38.530 --> 00:54:40.820 align:middle line:84%
And then you can still get
mortgage from the bank.

00:54:40.820 --> 00:54:42.730 align:middle line:84%
They are not going to consider
flood risk-- build, build,

00:54:42.730 --> 00:54:43.230 align:middle line:90%
build.

00:54:43.230 --> 00:54:45.760 align:middle line:84%
And the house will
go there to buy.

00:54:45.760 --> 00:54:48.190 align:middle line:84%
There's so many
new houses built.

00:54:48.190 --> 00:54:50.710 align:middle line:84%
And they borrow all
the mortgage from banks

00:54:50.710 --> 00:54:52.700 align:middle line:84%
because they don't
consider risk.

00:54:52.700 --> 00:54:57.290 align:middle line:84%
Then they borrow mortgage in
flood zones increase so much.

00:54:57.290 --> 00:55:03.590 align:middle line:84%
But for the houses really
insured by this National Flood

00:55:03.590 --> 00:55:09.050 align:middle line:84%
Insurance Program just now
introduced, NFIP declined.

00:55:09.050 --> 00:55:10.010 align:middle line:90%
They declined.

00:55:10.010 --> 00:55:11.660 align:middle line:90%
Why?

00:55:11.660 --> 00:55:14.690 align:middle line:84%
Because so many
new houses built,

00:55:14.690 --> 00:55:19.340 align:middle line:84%
and they are going to
borrow money from the bank.

00:55:19.340 --> 00:55:21.830 align:middle line:84%
And bank just lend
money to them.

00:55:21.830 --> 00:55:25.900 align:middle line:84%
And then they all
go to this NFIP

00:55:25.900 --> 00:55:29.830 align:middle line:84%
to ask for insurance when
NFIP run out of money.

00:55:29.830 --> 00:55:34.310 align:middle line:90%
NFIP is a federal agency.

00:55:34.310 --> 00:55:37.430 align:middle line:84%
They also need money
to provide insurance.

00:55:37.430 --> 00:55:40.840 align:middle line:84%
Just now, I already said,
the insurance is in a crisis

00:55:40.840 --> 00:55:45.730 align:middle line:84%
because the increasing
number of these disasters.

00:55:45.730 --> 00:55:48.430 align:middle line:84%
And also, they are
federal agencies.

00:55:48.430 --> 00:55:50.620 align:middle line:84%
They can not increase
the premium too much.

00:55:50.620 --> 00:55:52.150 align:middle line:90%
Then nobody can pay--

00:55:52.150 --> 00:55:54.860 align:middle line:84%
out of reach of
those households.

00:55:54.860 --> 00:55:58.750 align:middle line:84%
So they have subsidized
the insurance premium.

00:55:58.750 --> 00:56:01.760 align:middle line:84%
And they have to cover
more and more disasters.

00:56:01.760 --> 00:56:02.990 align:middle line:90%
They run out of money.

00:56:02.990 --> 00:56:05.510 align:middle line:84%
They went to Congress, said,
OK, I ran out of money.

00:56:05.510 --> 00:56:06.490 align:middle line:90%
How should I do?

00:56:06.490 --> 00:56:11.710 align:middle line:84%
Either the Congress give me more
money or we cannot offer this

00:56:11.710 --> 00:56:14.890 align:middle line:84%
subsidized insurance for those
households in these areas.

00:56:14.890 --> 00:56:18.800 align:middle line:90%
So insurance rate decline.

00:56:18.800 --> 00:56:21.230 align:middle line:90%
So that's a big problem.

00:56:21.230 --> 00:56:24.900 align:middle line:90%
We cannot price the risk.

00:56:24.900 --> 00:56:28.550 align:middle line:84%
Then more houses built.
And they got mortgage.

00:56:28.550 --> 00:56:34.010 align:middle line:84%
And the NFIP went bankrupt
and ran out of money,

00:56:34.010 --> 00:56:35.070 align:middle line:90%
go to congress.

00:56:35.070 --> 00:56:37.280 align:middle line:84%
Congress, I think they
give them some money,

00:56:37.280 --> 00:56:40.290 align:middle line:84%
but they cannot continue
endlessly give them money.

00:56:40.290 --> 00:56:43.220 align:middle line:84%
So I think that's the
current situation.

00:56:43.220 --> 00:56:45.030 align:middle line:90%
I'm not sure how we can help.

00:56:45.030 --> 00:56:47.450 align:middle line:90%
We will listen to Ed.

00:56:47.450 --> 00:56:50.420 align:middle line:84%
Now we have a new
research with Fannie Mae.

00:56:50.420 --> 00:56:54.000 align:middle line:84%
If you are interested in doing
thesis on this, talk to me.

00:56:54.000 --> 00:56:56.390 align:middle line:90%
So I see so many good research.

00:56:56.390 --> 00:56:59.550 align:middle line:84%
This just got approved
by Fannie Mae.

00:56:59.550 --> 00:57:00.630 align:middle line:90%
We are going to do this.

00:57:00.630 --> 00:57:05.940 align:middle line:84%
We really want to say, if we
want to change this situation,

00:57:05.940 --> 00:57:07.380 align:middle line:90%
baby steps.

00:57:07.380 --> 00:57:11.430 align:middle line:84%
The first baby step
is to train appraisers

00:57:11.430 --> 00:57:14.520 align:middle line:90%
in Fannie Mae and Freddie Mac.

00:57:14.520 --> 00:57:16.650 align:middle line:90%
When you appraise the houses--

00:57:16.650 --> 00:57:20.160 align:middle line:84%
you know appraisal--
you consider location,

00:57:20.160 --> 00:57:21.510 align:middle line:90%
and this and this.

00:57:21.510 --> 00:57:24.210 align:middle line:84%
Now, if there is a
climate risk, no matter

00:57:24.210 --> 00:57:26.580 align:middle line:84%
whether we will really
take action to do that, but

00:57:26.580 --> 00:57:27.850 align:middle line:90%
you need to do the science.

00:57:27.850 --> 00:57:30.360 align:middle line:84%
You first understand
how the appraisers,

00:57:30.360 --> 00:57:38.090 align:middle line:84%
you can really price the
climate risk into these loans.

00:57:38.090 --> 00:57:41.460 align:middle line:84%
So that's our
project, to understand

00:57:41.460 --> 00:57:44.820 align:middle line:84%
whether there is
appraisal bias when you

00:57:44.820 --> 00:57:47.250 align:middle line:90%
don't consider climate risk.

00:57:47.250 --> 00:57:51.450 align:middle line:84%
And we'll see heterogeneity with
variation-- different locations,

00:57:51.450 --> 00:57:53.760 align:middle line:84%
different households,
like that, this and that.

00:57:53.760 --> 00:57:55.980 align:middle line:84%
So that's our real
project we are

00:57:55.980 --> 00:58:00.810 align:middle line:84%
going to do in this coming
year from now, a year,

00:58:00.810 --> 00:58:05.380 align:middle line:84%
to quantify the appraisal bias
because of the climate risk

00:58:05.380 --> 00:58:08.183 align:middle line:84%
and then go there to
train those appraisers.

00:58:08.183 --> 00:58:09.850 align:middle line:84%
If you want to do
this in the right way,

00:58:09.850 --> 00:58:11.420 align:middle line:90%
you should do this and this.

00:58:11.420 --> 00:58:12.770 align:middle line:90%
That's our project.

00:58:12.770 --> 00:58:15.020 align:middle line:84%
And so that's the
Fannie Mae project.

00:58:15.020 --> 00:58:16.270 align:middle line:90%
So now I have two project--

00:58:16.270 --> 00:58:19.540 align:middle line:84%
Fannie Mae project and
that Moody's project.

00:58:19.540 --> 00:58:29.050 align:middle line:84%
So we already talked about
this federal agency, NFIP,

00:58:29.050 --> 00:58:32.950 align:middle line:84%
run out of money because
they're subsidized

00:58:32.950 --> 00:58:36.850 align:middle line:84%
flood insurance and so many new
houses and so many new mortgages

00:58:36.850 --> 00:58:38.230 align:middle line:90%
that we run out of money.

00:58:38.230 --> 00:58:43.090 align:middle line:84%
And from the other side, it's
a low take-up, low take-up

00:58:43.090 --> 00:58:46.845 align:middle line:84%
of the flood insurance, even
if you are in flood zones.

00:58:46.845 --> 00:58:48.790 align:middle line:84%
That because NFIP
ran out of money.

00:58:48.790 --> 00:58:53.100 align:middle line:84%
And the other way is this very
low awareness of the things.

00:58:53.100 --> 00:58:55.810 align:middle line:84%
The households, also,
they don't understand.

00:58:55.810 --> 00:58:58.540 align:middle line:84%
And then they say, why I
need to pay actual money?

00:58:58.540 --> 00:58:59.640 align:middle line:90%
I don't want to pay.

00:58:59.640 --> 00:59:02.700 align:middle line:84%
So that's a low take-up
of the insurance,

00:59:02.700 --> 00:59:05.958 align:middle line:84%
both from the supply side of
the insurance-- no money--

00:59:05.958 --> 00:59:08.500 align:middle line:84%
and the demand side, that they
don't want to pay extra money.

00:59:08.500 --> 00:59:13.776 align:middle line:84%
And they very low
awareness of the thing.

00:59:13.776 --> 00:59:16.540 align:middle line:84%
And then, at first, I
couldn't understand this.

00:59:16.540 --> 00:59:18.990 align:middle line:84%
I thought, it's
mandatory, right?

00:59:18.990 --> 00:59:21.330 align:middle line:84%
It's mandatory if
you buy a house,

00:59:21.330 --> 00:59:23.100 align:middle line:84%
if you want to borrow
money from a bank,

00:59:23.100 --> 00:59:26.490 align:middle line:84%
if you are in a flood
zone, then you must buy

00:59:26.490 --> 00:59:29.220 align:middle line:90%
the insurance that's required.

00:59:29.220 --> 00:59:34.670 align:middle line:84%
Then later, I got to know that,
yes, when you buy the house,

00:59:34.670 --> 00:59:36.120 align:middle line:90%
borrow money, you need to buy.

00:59:36.120 --> 00:59:39.680 align:middle line:84%
That's mandatory
but just one year.

00:59:39.680 --> 00:59:41.520 align:middle line:90%
After a year, you need to renew.

00:59:41.520 --> 00:59:43.520 align:middle line:84%
And many households
forget about this.

00:59:43.520 --> 00:59:44.630 align:middle line:90%
They don't renew.

00:59:44.630 --> 00:59:47.060 align:middle line:84%
So you only, when you
are borrowing money,

00:59:47.060 --> 00:59:49.050 align:middle line:90%
that's exact year you buy.

00:59:49.050 --> 00:59:50.880 align:middle line:84%
Then later, I don't
want to renew.

00:59:50.880 --> 00:59:58.120 align:middle line:84%
Then they just out of
this thing, so only 20%.

00:59:58.120 --> 01:00:02.560 align:middle line:84%
Only 20% among household
flooded in New York City--

01:00:02.560 --> 01:00:05.920 align:middle line:84%
Hurricane Sandy and
Hurricane Harvey--

01:00:05.920 --> 01:00:09.560 align:middle line:84%
all the household got flooded,
only 20%, they have insurance.

01:00:09.560 --> 01:00:11.310 align:middle line:90%
That's a big problem.

01:00:11.310 --> 01:00:12.930 align:middle line:84%
And of course,
highly educated, they

01:00:12.930 --> 01:00:15.720 align:middle line:84%
have higher take-up rate like
that because they understand.

01:00:15.720 --> 01:00:19.030 align:middle line:84%
For those who they don't
understand, that's a problem.

01:00:19.030 --> 01:00:22.270 align:middle line:84%
Now the insurance market
is start to wake up.

01:00:22.270 --> 01:00:23.335 align:middle line:90%
They start to wake up.

01:00:23.335 --> 01:00:24.730 align:middle line:90%
Oh, it's a big problem.

01:00:24.730 --> 01:00:27.860 align:middle line:84%
We cannot stay in
this way forever.

01:00:27.860 --> 01:00:32.080 align:middle line:84%
Then they have the
risk rating 2.0 arrow.

01:00:32.080 --> 01:00:37.190 align:middle line:84%
They say, OK, we must make sure
the insurance premium really

01:00:37.190 --> 01:00:40.640 align:middle line:84%
reflects the risk,
that we move money

01:00:40.640 --> 01:00:43.880 align:middle line:84%
from the good time to bad
time in the right way.

01:00:43.880 --> 01:00:50.700 align:middle line:84%
That's kind of reform right now
for the insurance market of 2.0.

01:00:50.700 --> 01:00:52.220 align:middle line:90%
So I will be very brief.

01:00:52.220 --> 01:00:53.710 align:middle line:90%
But anyway, you understand.

01:00:53.710 --> 01:00:58.440 align:middle line:84%
So this will introduce more and
more differences, variations,

01:00:58.440 --> 01:01:05.740 align:middle line:84%
in the insurance premium
based on the risk increase

01:01:05.740 --> 01:01:08.790 align:middle line:84%
and also because this national
agency ran out of money,

01:01:08.790 --> 01:01:10.560 align:middle line:90%
federal agency ran out of money.

01:01:10.560 --> 01:01:15.160 align:middle line:84%
And then, overall, all the
households will see a increase.

01:01:15.160 --> 01:01:16.440 align:middle line:90%
We will see a increase.

01:01:16.440 --> 01:01:19.500 align:middle line:84%
Only about 23% will
see a decrease.

01:01:19.500 --> 01:01:22.740 align:middle line:84%
And all those will see the
increase, and more and more

01:01:22.740 --> 01:01:25.290 align:middle line:84%
increase of your
insurance premium

01:01:25.290 --> 01:01:26.790 align:middle line:90%
if you are in the flood zone.

01:01:26.790 --> 01:01:31.140 align:middle line:84%
Of course, a lot of pushback
from communities and household,

01:01:31.140 --> 01:01:32.078 align:middle line:90%
the home buyers.

01:01:32.078 --> 01:01:33.870 align:middle line:84%
Why, we say, the
insurance, the government,

01:01:33.870 --> 01:01:35.890 align:middle line:90%
need to subsidize like that?

01:01:35.890 --> 01:01:40.370 align:middle line:84%
But anyway, the thing is
NFIP ran out of money.

01:01:40.370 --> 01:01:41.450 align:middle line:90%
They go to Congress.

01:01:41.450 --> 01:01:43.700 align:middle line:84%
They give some money but
still run out of money, still

01:01:43.700 --> 01:01:46.530 align:middle line:84%
will continue to lose
money, so increase.

01:01:46.530 --> 01:01:48.660 align:middle line:90%
And they reflect.

01:01:48.660 --> 01:01:54.690 align:middle line:84%
And then they also understand
now, now the NFIP insurance

01:01:54.690 --> 01:01:58.080 align:middle line:84%
premiums so inaccurate, although
they have these numbers,

01:01:58.080 --> 01:02:01.540 align:middle line:84%
or if you elevate, your
premium reduce like that.

01:02:01.540 --> 01:02:03.270 align:middle line:90%
But look at the country.

01:02:03.270 --> 01:02:05.940 align:middle line:84%
Look at the country--
average expected annual loss

01:02:05.940 --> 01:02:10.350 align:middle line:84%
for damage, climate damage,
higher than the average premium.

01:02:10.350 --> 01:02:14.790 align:middle line:84%
All these dark areas, the
real damage much higher

01:02:14.790 --> 01:02:16.260 align:middle line:90%
than the premium.

01:02:16.260 --> 01:02:19.090 align:middle line:84%
Only those places because I
think this risk may be lower.

01:02:19.090 --> 01:02:22.440 align:middle line:84%
And the coastal area
is a wildfire area.

01:02:22.440 --> 01:02:28.230 align:middle line:84%
All those places, hurricane
places, insurance premium low,

01:02:28.230 --> 01:02:32.120 align:middle line:90%
damage high, so cannot sustain.

01:02:32.120 --> 01:02:36.676 align:middle line:84%
However, low-income communities,
very difficult for them,

01:02:36.676 --> 01:02:38.670 align:middle line:90%
so difficult for them.

01:02:38.670 --> 01:02:45.080 align:middle line:84%
And for example, this area
is White Stone, Virginia.

01:02:45.080 --> 01:02:46.850 align:middle line:84%
More than a fifth
of the household

01:02:46.850 --> 01:02:49.490 align:middle line:84%
fall below the
federal poverty level.

01:02:49.490 --> 01:02:53.030 align:middle line:84%
And they have to pay
the premium higher,

01:02:53.030 --> 01:02:57.660 align:middle line:84%
like 500% higher than,
nowadays, the premium.

01:02:57.660 --> 01:02:58.560 align:middle line:90%
How can they pay?

01:02:58.560 --> 01:03:00.450 align:middle line:90%
They are below the poverty line.

01:03:00.450 --> 01:03:03.990 align:middle line:84%
And they are living in
these vulnerable locations.

01:03:03.990 --> 01:03:07.310 align:middle line:84%
And then they say,
OK, risk rating 2.0

01:03:07.310 --> 01:03:10.340 align:middle line:84%
increase the premium to
reflect the real risk.

01:03:10.340 --> 01:03:12.880 align:middle line:90%
Then how can they pay?

01:03:12.880 --> 01:03:16.120 align:middle line:84%
And then another final
point I want to make

01:03:16.120 --> 01:03:18.610 align:middle line:90%
is another crisis is following.

01:03:18.610 --> 01:03:25.900 align:middle line:84%
Now I talk about NFIP is
a agency, federal agency,

01:03:25.900 --> 01:03:28.760 align:middle line:84%
ran out of money
because it's federal.

01:03:28.760 --> 01:03:31.360 align:middle line:90%
So they subsidize-- subsidize.

01:03:31.360 --> 01:03:34.030 align:middle line:84%
That can justifiably, and they
subsidize, if the Congress

01:03:34.030 --> 01:03:35.500 align:middle line:90%
continue to give money to them.

01:03:35.500 --> 01:03:39.240 align:middle line:84%
And there are private
insurance companies, also.

01:03:39.240 --> 01:03:42.810 align:middle line:84%
The private insurance companies
is following the problem.

01:03:42.810 --> 01:03:45.060 align:middle line:90%
I think this is the last slide.

01:03:45.060 --> 01:03:49.260 align:middle line:84%
The states, depending which
state you are in, if the states

01:03:49.260 --> 01:03:53.220 align:middle line:84%
say, OK, we want to regulate
the insurance companies,

01:03:53.220 --> 01:03:55.800 align:middle line:84%
you cannot charge very high
insurance premium because that

01:03:55.800 --> 01:03:59.990 align:middle line:84%
will hurt all my
people, then they say--

01:03:59.990 --> 01:04:04.460 align:middle line:84%
the regulators, they
require home insurance,

01:04:04.460 --> 01:04:08.112 align:middle line:84%
those companies, no matter
you are public companies

01:04:08.112 --> 01:04:10.570 align:middle line:84%
or you are private companies,
based on the historical laws,

01:04:10.570 --> 01:04:12.710 align:middle line:90%
not the future laws.

01:04:12.710 --> 01:04:15.150 align:middle line:84%
And then they say you
cannot charge too high.

01:04:15.150 --> 01:04:17.630 align:middle line:84%
If you charge too high,
that will become a problem

01:04:17.630 --> 01:04:19.310 align:middle line:90%
and will hurt the communities.

01:04:19.310 --> 01:04:22.310 align:middle line:84%
Then we call it a
high-frequency-- no,

01:04:22.310 --> 01:04:25.070 align:middle line:90%
high-friction states.

01:04:25.070 --> 01:04:28.730 align:middle line:84%
And then the insurance, the
private insurance companies,

01:04:28.730 --> 01:04:30.800 align:middle line:90%
they are leaving those states.

01:04:30.800 --> 01:04:32.810 align:middle line:84%
Because the private
insurance companies,

01:04:32.810 --> 01:04:36.110 align:middle line:84%
they don't have the
obligation to subsidize.

01:04:36.110 --> 01:04:38.360 align:middle line:90%
They will price in a market way.

01:04:38.360 --> 01:04:41.000 align:middle line:84%
When they price market, they
want to increase the insurance

01:04:41.000 --> 01:04:42.950 align:middle line:84%
premium because
they understand, we

01:04:42.950 --> 01:04:44.990 align:middle line:84%
need to look at the
future, not the past.

01:04:44.990 --> 01:04:48.920 align:middle line:84%
Because all the
disasters are rising.

01:04:48.920 --> 01:04:50.610 align:middle line:84%
And they say, we
want to increase.

01:04:50.610 --> 01:04:53.070 align:middle line:84%
The state governor said,
you cannot increase.

01:04:53.070 --> 01:04:54.740 align:middle line:90%
We have the regulation.

01:04:54.740 --> 01:04:57.150 align:middle line:84%
You must look at the
history, not the future.

01:04:57.150 --> 01:05:00.022 align:middle line:84%
And we don't want you to
increase the premium too high.

01:05:00.022 --> 01:05:00.980 align:middle line:90%
Then they wave bye-bye.

01:05:00.980 --> 01:05:03.020 align:middle line:84%
I don't want to run
business in your state.

01:05:03.020 --> 01:05:03.710 align:middle line:90%
It's hard.

01:05:03.710 --> 01:05:04.790 align:middle line:90%
I'm losing money.

01:05:04.790 --> 01:05:10.530 align:middle line:84%
So they are leaving
those states because,

01:05:10.530 --> 01:05:14.460 align:middle line:84%
for those high-friction
states, the loss and the rate

01:05:14.460 --> 01:05:15.490 align:middle line:90%
are almost flat.

01:05:15.490 --> 01:05:17.070 align:middle line:84%
No matter how big
a loss you are,

01:05:17.070 --> 01:05:18.720 align:middle line:90%
you cannot increase your rate.

01:05:18.720 --> 01:05:21.250 align:middle line:90%
But they are leaving.

01:05:21.250 --> 01:05:24.510 align:middle line:84%
Then the households in that
state cannot find enough

01:05:24.510 --> 01:05:25.980 align:middle line:84%
insurance company
to buy insurance,

01:05:25.980 --> 01:05:27.480 align:middle line:90%
even if they want to buy.

01:05:27.480 --> 01:05:32.340 align:middle line:84%
Because that federal agency
cannot supply so much insurance,

01:05:32.340 --> 01:05:34.180 align:middle line:90%
although it's very low rate.

01:05:34.180 --> 01:05:38.840 align:middle line:84%
So those all the puzzles, and
we don't know how to resolve.

01:05:38.840 --> 01:05:58.000 align:middle line:90%