7Stephen A. Ross,Randolph W. westerfield Jaffrey FJaffe McGraw- Hill. Corporate Control Contests and Capital Structure [.J ] Journal of Finan- cial Economics,2010, (21) : 34-53.
8Jensen,M.C and W.Meclding:Theory of the Firm:Managerial Be- havior,Agency Cost,and Capital Structure [J].Journal of Financial Eco- nomics,1976, (3) : 332-228.
9Harris,M., Raviv, A: Corporate Control Contests and Capital Struc-ture[J].Joumal of Financial Economics,1988, (20) : 55-86.
10Hart, O : Firms, Contracts and Financial structure [ M ] .Oxford: Ox- ford University Press, 1995.