This study tests the impact of usage of Twitter as a microblogging service provider on shareholders' returns and abnormal returns. In accordance with this purpose, two portfolios were created based on measurement of whether firms had a Twitter account and, if so, their number of followers and...

This is the supplemental material to the paper titled "Inalienable Customer Capital, Corporate Liquidity, and Stock Returns." It includes additional empirical, theoretical, and quantitative results. It also includes illustration for the numerical algorithm for our model solution

Using the results of 1068 different golf, tennis, and track & field (in particular: running) events, this paper examines the relation between athlete performance and stock returns of firms endorsed by athletes. We find that a tournament victory is associated with significant and positive...