Institutions often have access to corporate inside information through their connections, but relatively little is known about the extent to which they exploit their informational advantage through short-term trading. We employ broker-level trading data to systematically examine possible cases...

We investigate the conditions under which an intertemporal equilibrium model based on investors' portfolio decisions can explain the dynamics of high-frequency equity flows. Our model shows that, when there are barriers to international investment and when the expectations of foreign investors...

This paper investigates the dynamic relation between market-wide trading activity and returns in 46 markets. Many stock markets exhibit a strong positive relation between turnover and past returns. These findings stand up in the face of various controls for volatility, alternative definitions...

Which market attracts informed investors prior to extreme informational events? We examine the information embedded in the stock and option markets prior to takeover announcements. Normally, buyer-seller initiated stock volume imbalances are predictors of next-day stock returns and option volume...