Equity research analysts tend to cover firms about which they have favorable views. We exploit this tendency to infer analysts' preferences for corporate policies from their coverage decisions. We then use exogenous analyst disappearances to examine the effect of these preferences on corporate...

We examine how firms' tweeting behavior affects earnings-news returns. Tweeting about earnings news increases the magnitude of announcement returns, particularly when the earning surprise is small and positive and when the firm is less visible as measured by firm size or analyst coverage. We...