Source: National Bureau of Economic Research  

Release: NBER Macrohistory Database  

Units:  Percent, Seasonally Adjusted

Frequency:  Quarterly

Source: Business Cycle Developments, September 1965 And Subsequent Issues. An Alternate Source Is The National Income And Product Accounts Of The United States, 1929-1965; A Supplement To The Survey Of Current Business, August 1966

This NBER data series q09080 appears on the NBER website in Chapter 9 at http://www.nber.org/databases/macrohistory/contents/chapter09.html.

NBER Indicator: q09080