This article investigates the impact of margin requirements on the trading activity and volatility in futures markets. We extend Hartzmark's (1986) model for futures demand to allow for the costs imposed by margins to change across the maturity of the contract. The model is tested employing data...

This study examines information incorporation and price discovery in closely related markets that witness staggered openings. A theoretical model is presented. In this framework, one market, termed dominant, is the venue where most of the price discovery occurs, and the other is termed...