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...

Firm value can change substantially between the time deal terms for a public target are set and closing, risking renegotiation or termination. We find increases in market volatility decrease subsequent deal activity, but only for public targets subject to an interim period. The effect is...