4Kim. O. and Verrecchia R. Trading Volume and Price reaction to Public Announcements [ J]. Journal of Accounting Research, 1991,29(2): 302 -321.
5Kim O. and Verrecchia R. Pre-Announcement and Event-Period Information [ J]. Journal of Accounting and Economics, 1997, 24 (3): 395-419.
6Clarson P. , Kao J. L. , and Richardson G. D. The Voluntary Inclusion of Forecasts in MD&A Section of Annual Reports [J]. Contemporary Accounting Research, 1994, 11 (Fall) : 423 - 450.
7Cox P. and Wicks P. G. Institutional Interest in Corporate Responsibility: Portfolio Evidence and Ethical Explanation [,J]. Journal of Business Ethics, 2011, 103(1) : 143 - 165.
8Heikel R. , Kraus A. and Zechner J. The Effect of Green Investment on Corporate Behavior [ J]. Journal of Financial and Quantitative Analysis, 2001, 36:431-449.
9Hong H. and Kacperczyk M. The Price of Sin: The Effect of Social Norms on Markets [ J]. Journal of Financial Economics, 2009, 93 (1): 15-36.
10Guenster N. , Bauer R. , Derwall J. and Keodjjk K. The Economic Value of Corporate Eco-Efficiency [J]. European Financial Management, 2011, 17:679-704.
