Fiscal Year (FY) 2011 Budget of the United States Government
Analytical Perspectives volume includes summary of spending for homeland security
Historical Tables of the Budget
Prior-Year Budgets
National Defense Budget Estimates for FY 2011 (The Green Book)
Program acquisition costs by weapon system (not averages, but costs this year)
Procurement Programs (P-1)
Operation and Maintenance Programs (O-1)
Research, Development, Test, and Evaluation (RDT&E) Programs (R-1)
Military Personnel Programs (M-1)
Links to Service budgets
CBO reports, including economic and budgetary analyses, long-term economic and budgetary outlook, policy reports
GAO Reports including:
Selected reports available at: