Competitive Outcomes in Product-Differentiated Oligopoly
产品差异化寡头市场中的竞争结果
This paper analyzes the effect of market concentration and product differentiation on the observed outcomes of competition among oligopolists. The empirical framework is designed to examine whether competition is less intense in markets with equal levels of concentration but more differentiation among the products offered. A two-stage estimation procedure is proposed to address the endogeneity problem inherent in comparing outcomes across different market structures. I…