6Sanghoon L. How Financial Slack Affects Firm Performance: Evidence from US Industrial Firms [J]. Journal of Economic Research, 2011, (16) : 1-27.
7Berle A, Means G C.The Modem Corporation Private Property [ M ].New York : Macmillan, 1933.
8Jensen M C, Meckling W H. Theory of the Firm: Managerial Behavior,Agency Costs and Ownership Structure [J ].Journal of Financial Economics, 1976, (3) :305-360.
9Modigliani F, Miller M.The Cost of Capital,Corporation Finance and the Theory of Investment [J]. American Economic Review, 1958, (28) : 261-297.