7Brickley, James A., Jeffrey L. Coles, and Gregg Jarrell. Leadership Structure: Separating the CEO and Chairman of The Board [J].Journal of Corporate Financial,1997, Vol.3, No.3,pp. 189-200.
8Daliy, Catherine M., and Dan D.Dalton.Board of Directors Leadership and Structure: Control and Performance Implications[J].Enterpreneurship Theory and Practice, 1993, Vol. 17, No.3,pp.65-87.
9Jensen. The Modem Industrial Revolution, Exit and the Failure of Internal Control Systems [J].The Joumal of Finance, 1993, Vol.48, No.3, pp.831-880.
10Lipton, Martin, and Jay W.Lorsch. A Modest Proposal for Improved Corporate Governance [J].The Business Lawyer, 1992,Voi .48 ,No. 1 ,pp. 59-77.
