by James W. Knowles ; with the assistance of Charles B. Warden, Jr. . Postwar movement of prices and wages in manufacturing industries / by Harold M. Levinson . Supplementary technical material to the staff report / by George W. Bleile and Thomas A. Wilson . An evaluation of antitrust policy : its relation to economic growth, full employment, and prices / by Theodore J. Kreps . The structure of unemployment in areas of substantial labor surplus / by the Bureau of Labor Statistics, United States Department of Labor. -- U.S. Govt. Print. Off., 1960. -- (Study paper ; nos. 20-23).