We study empirically whether short selling deters the incorporation of positive information. We find a sizeable reduction of positive information impounding before earnings announcements for stocks more exposed to short selling. The price pressure from short selling cannot explain this effect....

Using trade-level data, we study whether brokers play a role in spreading order flow information. We focus on large portfolio liquidations, which result in temporary drops in stock prices, and identify the brokers that intermediate these trades. We show that these brokers' best clients tend to...

We study a model where some investors ("hedgers") are bad at information processing, while others ("speculators") have superior information-processing ability and trade purely to exploit it. The disclosure of financial information induces a trade externality: if speculators refrain from trading,...

This paper investigates how the network of relationships between dealers shapes their trading behavior in the corporate bond market. We show that dealers tend to provide liquidity during periods of distress to the counterparties with whom they have the strongest tie. However, highly connected...

This paper investigates the ways in which the network of relationships between dealers shapes their trading behavior in the corporate bond market. They charge lower spreads to dealers with whom they have the strongest ties, and this effect is all the more pronounced at times of market turmoil....