Series Is Presented Here As Two Variables--(1)--Seasonally Adjusted, 1919-1940 (2)--Seasonally Adjusted, 1948-1964. Coverage Includes: The Average Workweek -- Manufacturing; Manufacturers' New Orders -- Durable Goods Industries; Number Of New Private Nonfarm Dwelling Units Started; Commercial And Industrial Construction Contracts; Number Of New Business Incorporations; Index Of Stock Prices -- 500 Common Stocks. Source: J. Shiskin Of NBER, Release Of July 25, 1963
This NBER data series m16002a appears on the NBER website in Chapter 16 at http://www.nber.org/databases/macrohistory/contents/chapter16.html.
NBER Indicator: m16002a
Release: NBER Macrohistory Database
National Bureau of Economic Research, Amplitude Adjusted Composite Index of Leading Series, Six Series, Unweighted for United States [M1602AUSM357SNBR], retrieved from FRED, Federal Reserve Bank of St. Louis https://research.stlouisfed.org/fred2/series/M1602AUSM357SNBR/, October 9, 2015.