证明了在一定的市场假设条件下，由于双寡头垄断模型中反应函数斜串介于- 1与0之间，造成此模型Dour not均衡不稳定的可能。
It is shown that under a certain hypothesis of market, the slope of reaction function in duopoly model is between - 1 and 0, which leads to possible unstability for Cournot equilibrium.
本文利用推测变量法对一些典型寡头垄断模型进行了统一，本质地 揭示了这些模型的差异但是推测变量取值范围的不同，并指出在实际运用推测变量法中所应注意的问题。
The thesis brings to bear conjectural variation to unify the classical oligopoly models and open out that the differences of the models are only the dissimilarities of conjectural variation range.
以对寡头垄断市场中的价格竞争的数学模型分析为理论基础，利用博弈设计理论来分析寡头垄断市场中的领导者企业的价格竞争策略。
And on the basis of the analysis of the price competition by using the mathematical models in the oligopoly market, use the game theory to design the leader enterprise's price competition strategy.
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