The Foundation Center
Foundation Directory: search for 990s, company and grant-maker info, grants, and more.
ProPublica Nonprofit Explorer (find 990s)
Nonprofit Organizations Subject Guide (Columbia Libraries)
Bureau of Labor Statistics
Reports the unemployment rate, wages, and consumer price index (CPI).
NYC Office of Financial Empowerment
Provides access to research publications and press releases on debt management, investing, and personal banking.
Bureau of Economic Analysis
Reports the economic accounts (GDP, etc.) for the United States
Social Security Administration (SSA)