4Holmstrom, B. Managerial Incentive Problem-A Dynamic Perspective, In Essays in Economics and Management in Honor of Lars Wahl beck [J ]. Helsinki: Swedish School of Economies, 1982: 214 - 217.
5Williarnson O E. Franchise Bidding for Natural Monopoly-In General and With Respect to CATV[J]. Bell Journal of Economics, 1976, (7) : 7 - 73.
6Hambrik D C. Corporate coherence and the top management team [M]. Strategy and Leadership, 1997, 25(5): 24-29.
