7Coase, R.H., 1937, "The Finn, the Market and the Law", University of Chicago Press.
8Gmssman, S.J. and O.D. Hart, 1986, "The Costs and Benefits of Ownership: A ThemT of Vertical and Lateral Integration." Journal of Political Economy(94), 691--719.
9Hart Oliver and lohn Moore. 1990. "Property Rights and the Nature of the Firm", Journal of Political Economy(98), 1119--1158.
10Jensen, M.C. and W.H. Meclding, 1976, "Theory of the Firm: Managerial Behavior, Agency Costs and Ownership Structure" ,Journal of Financial Economics(3), 305--360.