This paper develops a model of successive oligopolies with endogenous market entry, allowing for varying degrees of product differentiation and entry costs in both markets. Our analysis shows that the downstream conditions dominate the overall profitability of the two-tier structure while the...

This Paper introduces optimal competition: the best form of competition in an industry that a competition authority can achieve (given the information constraint that it cannot observe firms’ efficiency levels). We show that the optimal competition outcome in an industry becomes more...

This paper assesses the coherence between industrial policy, competition policy and trade policy in the European Union (EU). This assessment is undertaken from the perspective of the optimal deployment of economic policies as prescribed by economic analysis and takes into consideration the legal...