This study examines whether user-generated content (UGC) is related to stock market performance, which metric of UGC has the strongest relationship, and what the dynamics of the relationship are. We aggregate UGC from multiple websites over a four-year period across 6 markets and 15 firms. We...

The authors test six theoretically-derived hypotheses about ad characteristics that influence digital sharing. Two completely independent field studies test these hypotheses using over 11 measures of emotions and over 60 ad characteristics. The results are consistent with our theory and robust...