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...

We provide evidence that the release of the unemployment rate announcement unconditionally leads to financial market uncertainty resolution in the stock, treasury, commodity, and foreign currency markets. The finding is economically valuable. A simple daily strategy of selling the 10-year...

This paper investigates the stock market reaction to the tone of central bank communication. We use textual analysis techniques to measure the tonality of the FOMC minutes’ text and show that a more optimistic tonality has a positive impact on stock returns. This positive effect is prevalent...