We review here theory and evidence relating to herd behavior, payoff and reputational interactions, social learning, and informational cascades in capital markets. We offer a simple taxonomy of effects, and evaluate how alternative theories may help explain evidence on the behavior of investors,...

We propose that when firm agents, such as managers and employees, perceive the board to have congruent values about ESG activities with them, then they are more willing to commit their human capital and effort to the ESG activities to increase firm value. Potentially positive NPV ESG projects...

We build a novel comprehensive dataset of new product trademarks as an output measure of product development innovation. We show that risk-taking incentives in CEO compensation motivate this type of innovation and that this innovation improves firm performance. Using an exogenous shock to...

Investor attention is a limited resource. This chapter discusses the literature on investor limited attention and its effects on capital markets. Theoretical and empirical studies find that when some investors are inattentive, the immediate market reaction to news is incomplete and the price...

Psychological research suggests that communication using dynamic visuals attract higher attention and induce higher activation response than text and static images. Stocktwits is a social media platform where postings about a stock can include GIF images (henceforth GIFs) and declare their...