Relaxing Price Competition Through Product Differentiation
利用多阶段博弈中的完美均衡概念，刻画了产品质量差异化下的垄断竞争行业均衡，为理解企业如何通过差异化避免价格战提供了理论框架。
The notion of a Perfect Equilibrium in a multi-stage game is used to characterize industry equilibrium under Monopolistic Competition, where products are differentiated by quality.