...将信息的对称与否引入，利用纳什均衡（Nash Equilibrium）、古诺均衡（OoumotEquilibrium）和伯川德均衡（Bertrand Equilibrium）等来研究不完全竞争问题，还进一步研究了序贯博弈 （SequemiaJ Game）和现代公司治理与委托代理委托。
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在不变边际成本的同质产品伯川德价格博弈中，通常认为唯一均衡结果是各个企业获得零利润的纯战略纳什均衡。
It's commonly viewed as the only equilibrium outcome that each firm earns zero profit in the homogeneous product Bertrand game with constant marginal cost.
但在多轮博弈的模型中伯川德-施塔贝格均衡点并不稳定，最终会趋向于伯川德-纳什均衡点。
The Bertrand-Stackelberg equilibrium profit, which is not stable in the multi-round model, will eventually come close to Bertrand-Nash equilibrium profit.
在伯川德竞争假设下，研究两期保险完全分离均衡存在的充要条件。
Under the hypotheses of Bertrand competition, the necessary and sufficient conditions for the fully separating equilibrium of two-stage insurance are studied.
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