USA Banner

Official US Government Icon

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure Site Icon

Secure .gov websites use HTTPS
A lock ( ) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

U.S. Department of Transportation U.S. Department of Transportation Icon United States Department of Transportation United States Department of Transportation

Legacy Publication

Legacy ID
1011
Show Effective Date
On
Significant Regulatory Guidance
No
Subscribe to Legacy Publication

Appendix A - Principal Data Sources

Appendix A - Principal Data Sources Data Sources Gross Domestic Product (GDP), and Chain-type price indexes U.S. Department of Commerce, Economic and Statistics Administration, Bureau of Economic Analysis (BEA), “National Income and Product Accounts (...

5. Data Sources and Methodology

5. Data Sources and Methodology

Key data used for our work are obtained from the U.S. Department of Commerce, the Bureau of Economic Analysis (BEA), and the U.S. Census Bureau (Census). None of these data sources, however, is readily usable for our purposes. Therefore, to produce tables...