High frequency arbitrage opportunities arise when the price of one asset follows, with a lag, changes in the value of another related asset due to information arrival. These opportunities are toxic because they expose liquidity suppliers to the risk of being picked off by arbitrageurs. Hence,...

High-speed market connections and information processing improve …nancial institutions'ability to seize trading opportunities, which raises gains from trade. They also enable fast traders to process information before slow traders, which generates adverse selection. We fi…rst analyze trading...

Speed matters: we show that an investor's optimal trading strategy is significantly different when he observes news faster than others versus when he does not, holding the precision of his signals constant. When the investor has fast access to news, his trades are much more sensitive to news,...

In this paper, the authors consider a multi-period rational expectations model in which risk-averse investors differ in their information on past transaction prices (the ticker). Some investors (insiders) observe prices in real-time whereas other investors (outsiders) observe prices with a delay.

In this paper, the authors test the hypothesis that individual investors contribute to the idiosyncratic volatility of stock returns because they act as noise traders.

In this paper, the authors show that a cross-listing allows a firm to make better investment decisions because it enhances stock price informativeness.

In this paper, the authors study the changes in liquidity following the introduction of a new electronic limit order market when, prior to its introduction, trading is centralized in a single limit order market. They also study how automation of routing decisions and trading fees affect the...

In this paper, the authors develop a dynamic model of trading with two specialized sides: traders posting quotes (“market makers”) and traders hitting quotes (“market takers”). Traders monitor the market to seize profit opportunities, generating high frequency make/take liquidity cycles....