Heterogeneous agent models for financial markets have provided explanations for many empirical regularities of relatively high frequency (hourly/daily) financial time series. They have been much quieter when it comes to longer range features. This paper examines a simplified computational...

The traditional trading procedure as currently adopted in centralized financial exchanges sets, at a point in time, the most competitive price as the single transaction price of all units of an asset consummated in trading. The trading procedure for the discovery of asset price risks introduced...

We study a dynamic general equilibrium model with costly-to-short stocks and heterogeneous beliefs. The closed-form solution to the model shows that costly short sales drive a wedge between the valuation of assets that promise identical cash flows but are subject to different trading...