This paper uses a competitive equilibrium model to study how institutional investors influence the volatility and the informativeness of asset prices. Institutional investors are assumed to be "rational" informed traders, while individual investors are supposed to be "naive" informed traders,...

This paper investigates the relations between aggregate trading volume and information on financial markets from a theoretical standpoint. Through numerical examples, it relates some statistics describing equilibrium price and volume--such as the variance of the price and its correlation with...

The market for U.S. Treasury securities is by many measures the largest, most active debt market in the world, and the securities play a pivotal role in world financial markets. The market has evolved over time in keeping with the changing needs of both the Treasury and investors. After...

We use a supply-demand framework to model the hourly day-ahead spot price of electricity based on publicly available information. With the model we can forecast the level and the probability of a spike in the spot price de¯ned as the spot price being above a certain threshold. Several European...

This article develops a model of spread and depth setting under asymmetric information where the equilibrium depth is proportionally more sensitive than the spread to changes in the degree of information asymmetry. The analysis uses a one-period model in which a risk-neutral, monopolistic market...