Most studies of the effect of monetary policy on asset prices use the event study methodology with daily data. The resulting estimates suffer from bias due to omitted variables and endogeneity of policy decisions. We provide evidence that this bias becomes so large during the 2007-2008 financial...

We find substantial positive average stock returns after FOMC announcements accompanied by the release of the Summary of Economic Projections (SEP) and press conference by the Fed Chair. Both SEPs and press conferences contain new information that moves financial markets. We show that several...

This paper shows evidence of informed trading in the natural gas futures market before gas inventory announcements. We examine whether traders can predict the upcoming announcement by processing public information. The results show that the difference between the median forecast of analysts with...

This paper examines the information content of firm-specific sentiment extracted from Twitter messages. We find that Twitter sentiment predicts stock returns without subsequent reversals. This finding is consistent with the view that tweets provide information not already reflected in stock...

This paper investigates the predictive content of the VIX options trading volume for the future dynamics of the underlying VIX index. Using a novel dataset from the Chicago Board Options Exchange, we calculate the put-call ratio based on the VIX option volume initiated by buyers to open new...

This paper examines the intraday changes of gold and crude oil implied volatility around the release of FOMC statements. We find that monetary policy releases lead to intraday uncertainty resolution in these commodity markets. The resolution of uncertainty is stronger after announcements...

This paper investigates the impact of Twitter attention, measured by abnormal number of tweets on stock trading activities. We find that Twitter attention has predictive power for future stock volatility and trading volume. A heightened number of tweets is followed by high volatility and trading...

We provide evidence that the stock market response to macroeconomic news weakens in times of high investor sentiment. The reaction to macroeconomic information is 50 percent weaker in times of elevated bullish investor sentiment, relative to periods of low sentiment. This dampening effect holds...

This study investigates the role of financial market uncertainty in institutional herding and its impact on stock prices. We show that financial market uncertainty is a determinant of institutional herding. Fund managers tend to follow the trades of other managers more frequently during high...

We document that institutional herding behavior is associated with analyst target price revisions even after controlling for the effects of analyst recommendations and earnings forecasts, and provide insights into the price impact of institutional herding. Institutional investors tend to buy the...