The paper analyses the problem of optimal taxation in oligopoly when environmental degradation induced by the industry production process feeds back into market demand. The main assumption is that economic agents and the policy-maker care about the environment only because its degradation...

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...