Investigation of concentration of economic power. Monographs : a study made under the auspices of the Bureau of Labor Statistics for the Temporary National Economic Committee, Seventy-sixth Congress, third session, pursuant to Public Resolution No. 113, (Seventy-fifth Congress) : authorizing and directing a select committee to make a full and complete study and investigation with respect to the concentration of economic power in, and financial control over, production and distribution of goods and services / Temporary National Economic Committee.