We show that option-implied jump tail risk estimated prior to earnings announcements strongly predicts post-earnings risk-adjusted abnormal stock returns. The predictive power of implied jump tail risk is particularly strong on extreme abnormal stock returns whose absolute values exceed 10%. The...

We study the role of firm ambiguity on stock price reaction to earnings announcements. By using the firm's variance risk premium (VRP) prior to earnings news arrivals as a proxy for firm-level information ambiguity, we provide evidence that this “micro” form of ambiguity has a significant...

We argue that a higher sensitivity to aggregate market-wide liquidity shocks (i.e. a higher liquidity risk) implies a tendency for a stock's price to converge to fundamentals. We test this intuition within the framework of the earnings-returns relation. We find a positive liquidity risk effect...