6[1]BARRY C,BROWN S.Differential Information and Security Market Equilibrium[J].Journal of Financial and Quantitative Analysis,1985,20(4):407～422.
7[2]SHIN H S.Disclosures and Asset Returns[J].Econometrica,2003,71 (1):105～133.
8[3]LEUZ C,VERRECCHIA R.Firms' Capital Allocation Choices,Information Quality,and the Cost of Capital[Z]//The Wharton School,University of Pennsylvania,2004.http://fic.wharton.upenn.edu/fic/papers/04/0408.pdf.
9[4]EASLEY D,O'HARA M.Information and the Cost of Capital[J].Journal of Finance,2004,59 (4):1 553～1 582.
10[5]LI G.Information Quality,Learning,and Stock Market Returns[J].Journal of Financial and Quantitative Analysis,2005,40(3):595～621.
