Source: National Bureau of Economic Research  

Release: NBER Macrohistory Database  

Units:  Millions of Current Dollars, Not Seasonally Adjusted

Frequency:  Monthly

Notes:

Includes (1) Public Works: Waterworks, Sewerage, Bridges, Earthwork, Waterways, Streets And Roads, And "Unclassified"; And (2) Private Construction: Bridges And "Unclassified." For 1913-1931, Federal Buildings, Which Were Not Separable From Other Federal Construction, Are Also Included. Projects Of The Following Minimum Costs Are Included. Waterworks, Excavation, Drainage, And Irrigation: 1913 Through June 1932, $15,000; July 1932 Through 1935, $10,500; 1936, $14,000; January 1937 Through April 1946, 15,000; May 1946 Through November 1947, $22,500; December 1947 Through November 1950, $28,000; December 1950 Through 1954, $34,000; 1955 Through 1958, $44,000; 1959 Through 1962, $53,000. Other Public Works: 1913 Through June 1932, $25,000; July 1932 Through 1935, $17,750; 1936, $23,000; 1937 Through April 1946, $25,000; May 1946 Through November 1947, $40,000; December 1947 Through November 1950, $50,000; December 1950 Through 1954, $60,000; 1955 Through 1958, $73,000; 1959 Through 1962, $88,000. For Further Information See Introductory Notes On Engineering News- Record Data. Monthly Values Are Presented Here In The Form Of Weekly Averages. Annual Values, However, Are Totals For The Year. Source: See Introductory Notes On Engineering News-Record Data

This NBER data series m02112 appears on the NBER website in Chapter 2 at http://www.nber.org/databases/macrohistory/contents/chapter02.html.

NBER Indicator: m02112