4Lucian Aye Bebchuk, Reinier Kraakman, and George Triantis, Stock Pyramids, Cross-Ownership and Dual Class Equity: The Mechanisms and Agency Costs of Separating Control from Cash-Flow Rights , as published in: Concentrated Corporate Ownership (R.Morch, ed.), pp.445-460(2000).
5Barr, Graham, Jos Gerson, and Brian Kantor.1997.Shareholders as agents and principals: The case of South Africa's corporate governance system, in A Comparison of the U.S., Japan, and Europe, ed. Donald H. Chew. New York: Oxford University Press.
6Continental-Midwest Corp. v. Hotel Sherman, Inc., 13Ⅲ. App.2d 188,141 N.E.2d 400(1957).
7Cummings v. United Theatre Circuit, Inc., 237 Md. 1,204 A. 2d 795(1964).
