In the literature short sellers are often considered to be informed investors. By accessing a data set of disclosed large European short selling positions with the data of the increase and decrease of positions I model the returns of the short sellers. I find no significant alpha returns in...

We find that Robinhood ownership changes are unrelated with future returns, suggesting that zero-commission investors behave as noise traders. We exploit Robinhood platform outages to identify the causal effects of commission-free traders on financial markets. Exogenous negative shocks to...

This book underscores the complexity of the equity markets, the challenges they face, and the fact that they are still a work in process. Three interacting forces drive market change: competition, technology change, and regulatory change. The markets have one major objective in particular to...

"The primary purpose of this scholarly book is to provide an objective look into the dynamic world of equity markets, valuation, and analysis. The coverage extends from discussing basic concepts and their application to increasingly intricate and real-world situations. This volume spans the...