Source: National Bureau of Economic Research  

Release: NBER Macrohistory Database  

Units:  Index 1919=100, Not Seasonally Adjusted

Frequency:  Monthly

Series Is Presented Here As Two Variables--(1)-- Original Data, 1891-1919 (2)--Original Data, 1919-1927. From May Through November, 1922 Coke Was Excluded Owing To The High Price Resulting From The Coal Strike. The Conversion Factor Is 3.075 Times The 1919 Index Equals The 1890-1899 Index. Source: Review Of Economic Statistics, Harvard Economic Service

This NBER data series m04050b appears on the NBER website in Chapter 4 at http://www.nber.org/databases/macrohistory/contents/chapter04.html.

NBER Indicator: m04050b