3Holmstrom B. Moral Hazard and Observability[J]. Bell Journal of Economics, 1979, (10):74-91.
4Arrow K J. Handbook of mathematical economics [M]. edited by Arrow and M. D. Intrilligator, North-Holland.1986: 1183～ 1200.
5Bamberg G, Spremann K. Implications of constant risk aversion [J]. Operations Research, 1981 (25): 205～224.
6Christopher M S. Negotiation and renegotiations offinance Contracts under the threat of predation [J]. The Journal of Industrial Economics, sept, 1996:325 ～ 343.
7Garen I E. Executive compensation and principal-ageut theory [J]. Journal of Political Economy, 1994 (102):1175 ～ 1199.
8Greenwald B C, Joseph E S. Asymmetric information and the new theory of the firm: Financial constraints and risk behavior [J]. American Economic Review. 1990 (80): 160～ 165.
9Ian Molho. Economics of information [M]. Blackewll Publishers, USA., 1997:1 ～ 12.
10Rick A, John F. Information Rents and Preferences Among Information Systems In a Model of Resource Allocation [J]. Journal of Accounting Research, 1995 (33): 41～ 58.
