Source: National Bureau of Economic Research  

Release: NBER Macrohistory Database  

Units:  Index 1923-1925=100, Seasonally Adjusted

Frequency:  Monthly

Data Were Computed By A Ratio-To-Moving Average Method. They Represent Averages Of The Three Middle Ratios Of All The Items For Each Month, Adjusted So That The Average Of The 12 Indexes Is Equal To 100. Data Are On A Daily Average Output Basis. Source: 1919-1933 Data Are From The Journal Of The American Statistical Association, June 1935, P.372. 1934-1939 Data Were Provided Directly By Dr. George W. Harvey, Consumers' Counsel Division, Agricultural Adjustment Administration.

This NBER data series m01057b appears on the NBER website in Chapter 1 at http://www.nber.org/databases/macrohistory/contents/chapter01.html.

NBER Indicator: m01057b