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They are no longer part of a duopoly on overseas routes .

他们不再是垄断海外航线的两强之一。

COMAC is a brand new entrant in the market and has the potential to break the Boeing / Airbus duopoly .

作为市场新丁，中国商用飞机有限公司有可能打破空客和波音双寡头垄断的局面。

Their smaller rival is battling to end their duopoly .

规模更小的竞争对手正为结束他们的两强垄断局面而抗争着。

Analysis of duopoly game with different rationality in oligopoly market

双寡头不同理性博弈模型分析

This paper analyzes a two-stage duopoly pricing model with network externalities , and gives the solution by game theory .

给出了带有网络外部性的两阶段寡头垄断定价模型，并用博弈论方法求解.