What is the NBER? Do you feel comfortable relying on the information they provide?What was the average length of a recession?How many recessions have occurred since the end of WWII?What was the length of the shortest recession?What was the length of the longest recession?

U.S. Business Cycle Expansions and Contractions Source: National Bureau of Economic Research Duration Trough month of Peak month Recession (Months) November 1948 October 1949 11 July 1953 May 1954 10 August 1957 April 1958 8 April 1960 February 1961 10 December 1969 November 1970 11 November 1973 March 1975 16 January 1980 July 1980 6 July 1981 November 1982 16 July 1990 March 1991 8 March 2001 November 2001 8 December 2007 June 2009 18