Using the Hotelling approach to product differentiation, this article derives the equilibrium product configurations and prices when two firms enter and sell in two interdependent markets separated by barriers to trade. It shows that product imitation and no trade as well as product...

This paper investigates the effects of reciprocal tariff reductions in a two-identical country model of product differentiation. It makes three points. First, the existing results about market structure effects of trade liberalization can easily be replicated from a one-dimensional...

In this paper, the authors investigate the implications of flexible manufacturing for market structure. In the received theory of market structure, based largely on inflexible techniques of production, a number of well-known forces work to limit concentration. In the authors' model, none of...

We examine the interaction between commodity taxes and parallel imports in a simple two-country model with imperfect competition. While governments determine non-cooperatively their commodity tax rate, the volume of parallel imports is determined endogenously by the retailing sector. We compare...