Series Is Presented Here As Fourt Variables--(1)--Original Data, 1915-1934 (2)--Original Data, 1933-1948 (3)--Original Data, 1942-1948 (4)--Original Data, 1948-1961 Data In This Variable Cover "Large" Companies, Which Were Formerly Called Class A Companies -- Those Having Annual Operating Revenues In Excess Of $250,000. Data Cover 100-114 Companies. The Huge Decrease In June 1934 Reflects About Sixteen Million Dollars In Refunds To Chicago Coin-Box Subscribers, Covering An Eleven-Year Period, Deducted During June By The Illinois Bell Telephone Company. Data For December 1934; March, November, And December 1935 Reflect Adjustments Covering Estimated Refunds. Source: Data For 1933-1940: Federal Communications Commission, "Statistics Of The Communications Industry In The United States" For The Year Ended December 31, 1941. Data For 1941-1948: U.S. Department Of Commerce, Survey Of Current Business; Cross-Checked With Issues Of The Fcc Publication Cited Above.
This NBER data series m03018b appears on the NBER website in Chapter 3 at http://www.nber.org/databases/macrohistory/contents/chapter03.html.
NBER Indicator: m03018b
Release: NBER Macrohistory Database
National Bureau of Economic Research, Total Operating Revenues, Telephone Companies for United States [M0318BUSM144NNBR], retrieved from FRED, Federal Reserve Bank of St. Louis https://research.stlouisfed.org/fred2/series/M0318BUSM144NNBR/, June 30, 2015.