1. Ball, R. and P. Brown , “An Empirical Evaluation of Accounting Income Numbers,” Journal of Accounting Research (Autumn 1968) pp. 157-178.
2. Beaver, W. “The Information Content of Annual Earnings Announcements,” Supplement to the Journal of Accounting Research (1968) pp. 67-92.
3. Regression Diagnostics
4. Feltham, G. “The Impact of Firm Specific Information in Capital Markets: An Information Economic Analysis”. Working Paper, Faculty of Commerce and Business Administration, University of British Columbia (1983).