4Opler T,Sokobin J.Does coordinated institutional activism work?an analysis of the activities of the council of institutional investors.Ohio State University and Southern Methodist University,Working Paper,1995.
5Shleifer A,Vishny R.Large shareholders and corporate control.Journal of Political Economy,1986(94):448-461.
6Stricklan D,Wiles K,Zenner M.A requirement for the USA:is small shareholder monitoring effective?.Journal of Financial Economics,1996(40):88-112.
7Lipton M,Rosenblum S.A new system of corporate governance:the quinquennial election of direction.University of Chicago Law Review,1991(58):187-213.
9Wahal S.Pension fund activism and firm performance.Journal of Financial and Quantitative Analysis,1996(31):67-98.
10Gillan S,Starks L.Corporate governance proposals and shareholder activism:the role of institutional inverstors.Journal of Financial Economics,2000(57):275-305.
