We empirically demonstrate that the opportunities the Boston Stock Exchange and the Cincinnati Stock Exchange offer members to take the other side of their customers' orders through affiliated market makers (to internalize orders) have little short-run effect on posted or effective bid-ask...

This paper shows that during episodes of market turmoil, 13F institutional investors with short trading horizons sell their stockholdings to a larger extent than 13F institutional investors with longer trading horizons. This creates price pressure for stocks held mostly by short-horizon...

The underpricing of initial public offerings (IPOs) is generally explained with asymmetric information and risk. We complement these traditional explanations with a new theory where investors worry also about the after-market illiquidity that may result from asymmetric information after the IPO....