Economic Research and Analysis

• The Brookings Institution publishes high-quality policy studies. This is a list of research topics covered. 
• The National Bureau of Economic Research has an extensive working paper series highlighting the most notable recent work .
• The NBER Data resource page contains some historical data (including the NBER's official business cycle dates).
• This link explains the NBER process to establish dates for the business cycle.
•  This link lists the recession and expansion dates for US business cycles. 

U.S. Government Economic Analysis

• The Congressional Budget Office contains analysis and forecasts of Federal government budget deficits. Their forecasts and forecast analyses are the key documents for political debates about fiscal policy proposals about things like Medicare and Social Security.
• The Economic Report of the President offers index containing all the reports and data published annually by the Council of Economic Advisors each January.
• The Department of the Treasury reports to the penny the public debt of the United States, along with the interest cost of the debt and historical debt series back to 1791.
• You can also look as Tax Statistics from the IRS. 
• The Library of Congress. Incredible resource.
• Congressional website posts and tracks legislation pending in the U.S. Congress.

Federal Reserve Sites

• A link for the 12 Regional Federal Reserve Banks. The main Federal Reserve Board  web page.
• Federal Open Market Committee (FOMC) minutes, including policy directives, are also available.  For the truly committed investigator, the historical transcripts and supporting documents brings you as close to the experience of an FOMC meeting as possible. Purposes and Functions of the Federal Reserve System is a book-length overview of the Federal Reserve System, including its roles in monetary policy, financial supervision and regulation, and consumer affairs.
• Federal Reserve Board News and Events posts news releases of Federal Reserve data releases, of important Fed decisions, and speeches by Federal Reserve Governors.
  
  

Other Central Banking Sites

• Bank for International Settlements. BIS list of central banks. 
• European Central Bank.​ Sveriges Riksbank, Bank of England, Bank of Japan, Bank of Canada, Bank of Korea, the Monetary Authority of Singapore, Bank of Mexico, the Reserve Bank of Australia, and the Reserve Bank of New Zealand.
• The Central Bank of Norway and the Central Reserve Bank of Peru also display a wealth of information regarding their operations and strategies.
• The Center for the Study of Financial Institutions contains a huge variety of information about central banking around the world. 
• The Central Bank of Zimbabwe -- note the inflation rate in 2008.