Chi, Yu-Ho, David Ziebart, and Terry Campbell. “Option Compensation and Optimism Bias in Management Earnings Forecasts”. Journal of Finance and Accounting Research 1, no. 2 (August 31, 2019): 1-23. Accessed September 20, 2020. https://ojs.umt.edu.pk/index.php/jfar/article/view/105.