2Wilson, R. The Structure of Incentives for Decentralization Under Uncertainty. La Decision 1963(171).
3Ross, S. , 1973, The Economic Theory of Agency : The Principal's Problem. American Economic Review 63:134 - 139.
4Mirrlees, J. A. 1975. The Theory of Moral Hazard and Unobservablc Behavior, Part I. Mimeo. Oxford, United Kingdom: Nuffield College, Oxford University. - 1979. The Implications of Moral Hazard for Optimal Insurance. Mimeo. Seminar Given at Conference held in Honor of Karl Borch. Bergen, Norway.
5Holmstrom, B. 1979. Moral Hazard and Observability. Bell Journal of Economics 10 (1) : 74 -91.
6Grossman,S,and O.D. Hart. 1983. An Analysis of the Principal - Agent Problem. Econometrica 51(1): 7-46.
7Grossman, S. , and O. Hart , 1983, An Analysis of the Principal - Agent Problem, Econometrica, 51,7-45.
8Bernheim,B. D,and Whinston,M. D. ,1985, Common Marketing Agency as a Device for Facilitating Collusion [ J ]. The Rand Journal of Economics, 16 (2).
9Bemheim, B . D, and Whinston, M . D. , 1986, Common Aency [ J ]. Econo metrica, 54 ( 4 ) :923 - 942.
10Sappington, D. 1991. Incentives ill Principal - Agent Relationships. Journal of Economic Perspectives 5 : 45 - 66.