This paper evidences the explanatory power of managers' uncertainty for cross-sectional stock returns. I introduce a novel measure of the degree of managers' uncertain beliefs about future states: manager uncertainty (MU), defined as the count of the word “uncertainty” over the sum of the...

A fundamental question in finance is whether and how removing market frictions is associated with efficiency gains. We study this question using share issue privatization in China that took place through the split share structure reform. Prior to the reform, domestic A-shares were divided into...