See A. A. Berle, Jr., and G. C. Means, The Modern Corporation and Private Property (1932, rev. ed. 1969); W. Berge, Cartels (1944); R. R. B. Powell, Cases and Materials on Trusts and Wills (1960); M. Handler, Cases and Materials on Trade Regulations (4th ed. 1967); A. Hunter, ed., Monopoly and Competition (1969).