U.S. Bureau of Economic Analysis data - The Bureau of Economic Analysis provides time-series data on a variety of U.S. macroeconomic variables. - http://www.bea.gov/
STAT-USA - Service of the U.S. Department of Commerce provides market research and business data. - http://www.stat-usa.gov/
St. Louis Fed's FRED Data Base - FRED provides historical U.S. economic and financial data, including daily U.S. interest rates, monetary and business indicators, exchange rates, balance of payments and regional economic data for Arkansas, Illinois, Indiana, Kentucky, Mississippi, Miss - http://www.stls.frb.org/fred/
Economy at a Glance - Bureau of Labor and Statistics of U.S. government tables. - http://stats.bls.gov/eag/eag.us.htm
Economic Census - Statistics from the 1997 Economic Census. - http://www.census.gov/epcd/www/econ97.html
Consumer Price Indexes - US consumer price information and explanations. - http://www.bls.gov/cpi/
The Conference Board - Provides information on consumer confidence, leading economic indicators and the Consumer Confidence Index. - http://www.conference-board.org/