We use a dynamic oligopoly model of entry and exit with store-type differentiation to evaluate how entry regulations … demand, recover variable profits, and estimate entry costs and fixed costs by store type. Counterfactual policy experiments … show that welfare increases when competition is enhanced by lower entry costs. Protecting small stores by imposing …

This article studies the design of optimal mechanisms to regulate entry in natural oligopoly markets, assuming the … that these mechanisms generally avoid budget deficits and prevent excessive entry. …