4Jensen Michael C,Meckling William H.Theory of firm:managerial behavior,agency costs and ownership structure[J].Journal of Financial Economics,1976,3(4):305-360.
5Fama Eugene F,Jensen Michael C.Separation of ownership and control[J].Journal of Law and Economics,1983,26 (2):301-325.
6Peng Mike W.Outside directors and firm performance during institutional transitions[J].Strategic Management Journal,2004,25(5):453-471.
7Santalo Juan,Diestre Luis.When do outside directors create corporate value?[R/OL].[2009-12-20].http://ssrn.com/abstract=942045.