Source: National Bureau of Economic Research  

Release: NBER Macrohistory Database  

Units:  Thousands of Dollars, Not Seasonally Adjusted

Frequency:  Monthly

Series Is Presented Here As Two Variables--(1)--Original Data, 1901-1929 (2)--Original Data, 1924-1942. Data In The First Segment Represent Earnings After Deduction Of Interest On Bonds And Fixed Charges Of Subsidiary Companies. Source: Commercial And Financial Chronicle.

This NBER data series m09007a appears on the NBER website in Chapter 9 at http://www.nber.org/databases/macrohistory/contents/chapter09.html.

NBER Indicator: m09007a