This article considers vertical restraints in a setting in which duopoly retailers each sell more than one manufactured good. Vertical restraints by a dominant manufacturer enable the firm to acquire horizontal control over a competitively supplied retail good. The equilibrium contracts produce...

Recent theoretical models of retail competition suggest that product heterogeneity is critical to retail price and variety strategies. This article provides empirical evidence on supermarket retailers' price and variety strategies using a nested constant elasticity of substitution (NCES)...

We devise a formal test of market power that is applied to the international durum market. The model captures the asymmetric cost structure brought about the initial payment system of the Canadian Wheat Board. The model generates testable hypotheses about market conduct and optimal strategic...

This paper addresses the comparative efficiency of liability rules and regulatory policy in competitive equilibria with endogenous product safety. Pigouvian taxation fails to achieve long-run social optimality. A policy involving accident fines and safety subsidization can achieve efficiency,...