6Rajeeva.The role of hostile takeovers in corporate governance [J].Applied Financial Economics, 2004 (14) : 1291-1305.
7M. Jensen & W. Meckling. Theory of firm: managerial behavior, agency costs and ownership structure [J]. Journal of Financial Economics, 1976 (3) : 305-360.
8E. Fama. Agency problems and the theory off he finn [J].Journal of Political Economy, 1980(88) : 288-307.
9H.Manne. Mergers and the market for corporate control[J].Journal of Political Economy, 1965(73) : 110-120.