Despite the availability of low-cost exchanges, over-the-counter (OTC) trading is pervasive for most assets. We explain the prevalence of OTC trading using a model of adverse selection, in which informed and uninformed investors choose to trade over-the-counter or on an exchange. OTC dealers'...

Despite the availability of low-cost exchanges, over-the-counter (OTC) trading is pervasive for most assets. We explain the prevalence of OTC trading using a model of adverse selection, in which informed and uninformed investors choose to trade over-the-counter or on an exchange. OTC dealers'...

This paper examines the efficacy of post-trade transparency regulations like TRACE in over-the-counter (OTC) markets. It is a widely held belief that greater transparency in the trading process benefits investors by reducing opportunities for their exploitation, but I show that this need not be...

Investors' Exchange LLC (IEX) is a newly approved public exchange that is designed to discourage aggressive high-frequency trading. We explain how IEX differs from traditional continuous double auction markets and present summary data on IEX transactions by trader class and or- der type. Our...

Whether proprietary traders provide or take liquidity, and how their behavior evolves over the business cycle and across stocks, remains at the center of an ongoing debate. Using a unique dataset from the NYSE, we document that proprietary traders concentrate their trades in large and liquid...

We study the impact of a financial transaction tax (FTT) in a model that combines asset trade and real investment. An informed trader holds private information about the fundamental value of a firm and the firm's manager relies on the asset price to infer such information and invest accordingly....

We examine the competition between a transparent exchange organized as a limit order book and an opaque dark pool in the presence of asymmetric information. We show that the coexistence of a dark pool with an exchange not only enlarges traders' strategy set but may also induce trading venue...

The literature on short selling restrictions focuses mainly on a ban's impact on market efficiency, liquidity and overpricing. Surprisingly, little is known about the effects of short selling restrictions on institutional investors' trading behavior.Since institutional investors dominate mature...

How did investors holding assets backed by subprime residential mortgages react when Treasury Secretary Paulson announced the so-called "teaser freezer" plan to modify mortgages in December 2007? We apply event-study methodology to the ABX index, the only source of daily securities prices in...

While previous studies find little evidence of an increase in the placement of new orders before a market sensitive announcement, existing limit orders are revised significantly more often. In this study, we extend the research in three ways. First, we extend the range of announcements studied....