9Bai, C. , J. Lu and Z. Tao. 2006. The Muhitask Theory of State Enterprise Reform: Empirical Evidence from China. Arrierican Economic Review 96 (2) : 353 - 357.
10Dhaliwal, D. O. Z. Li, A. Tsang, and Y. G. Yang. 2010. Voluntary Nonfinancial Disclosure and the Cost of Equity Capital: The Initiation of Corporate Social Responsibility Reporting. The Accounting Review 86 ( 1 ) : 59 - 100.