This paper analyzes the welfare effects of permitting firms to negotiate contractually the right to allow corporate insiders to trade shares in the firm on private information. A computational framework is employed to (i) analyze formally the effects of insider trading on managerial investment...

In the context of differential information economies, with and without free disposal, we consider the concepts of Radner equilibrium, rational expectations equilibrium, private core, weak fine core and weak fine value. We look into the possible implementation of these concepts as perfect...

We study firms’ incentives to acquire costly information in booms and recessions to understand the role of endogenous information in explaining business cycles. We find that when the economy has been in a boom in the previous period, and firms enter the current period with an optimistic...

Traders' expected utilities in fully revealing rational expectations equilibrium (REE) are shown to decrease as the number of informed traders is increased for an asset market model with diverse information as in Grossman (1976). It follows that no trader has any incentive to acquire information...

This paper documents that at the individual stock level insiders sales peak many months before a large drop in the stock price, while insiders purchases peak only the month before a large jump. We provide a theoretical explanation for this phenomenon based on trading constraints and asymmetric...

With a posterior price matching (PM) policy, a seller guarantees to reimburse the price difference to a consumer who buys a product before the seller marks it down. Such a policy has been widely adopted by retailers. We examine the impact of a posterior PM policy on consumers' purchasing...

The relationship between commodity inventory and short-term price variations has received considerable attention, but the understanding has been limited to single-stage cross-sectional relation. In this paper, we aim to deepen our understanding of the inventory-price relationship in two...