This study investigates intraday patterns of quarterly return-earnings relations. We find that fourth quarter announcements exhibit a lower earnings response coefficient but a more rapid adjustment to new equilibrium levels of prices and a higher R2 than interim quarter announcements. While...

We investigate a pervasive voluntary disclosure practice -- managers including balance sheets with quarterly earnings announcements. Consistent with expectations, we find that managers voluntarily disclose balance sheets when current earnings are relatively less informative, or when future...

The first author is at Concordia University, Montreal, Quebec and The Hong Kong Polytechnic University. The second author is at McMaster University, Hamilton, Ontario and The Hong Kong Polytechnic University. The third author is at Concordia University. They have received very helpful comments...