基本的纵向差异化下的双寡头竞争模型有两个很重要的假设：消费者信息完全与偏好稳定。
The fundamental model of duopoly competition in vertical differentiated market has two very important assumptions: consumers' information is complete and their preferences are stable.
研究双寡头竞争的文章国内外非常多，但前期研究基本上都是建立在完全理性的基础之上的，文章的重点都是讨论静态均衡。
There are many articles to study duopoly game, but they base on the totally rational foundation basically, most articles focus on to discuss the static equilibrium.
双寡头竞争是市场竞争的主要形式，而且双寡头竞争已经包含了博弈论的主要内容，是博弈论早期研究的起点，也是博弈论在经济生活中的主要应用。
Duopoly competition, as the important form of market competition, contains the main contents of game theory. It is not only the jumping-off point of game theory but also the primary application.
双寡头时代竞争逐渐进入白热化。
Competition double oligarch times is entered gradually turn white - hot.
双寡头在生产市场上竞争，而在研发活动上可选择合作或不合作。
A duopoly sustains competition in the production market yet may select to cooperate or not in R&D.
假定双寡头市场中两企业进行合作研发，同时又展开广告竞争，企业的目标是寻求最优的研发与广告投入以使利润最大化。
Assume that the two enterprises cooperate in R&D, but compete in advertising in the duopoly market. Enterprises make decisions on R&D and advertising so as to maximize the total expected profits.
波音公司和空中客车公司之间是他们所宣称的激烈的竞争关系还是已经成为友好的双寡头垄断同盟？
ARE Boeing and Airbus the fierce competitors they claim to be, or have they become a cosy duopoly?
文章在广告影响需求条件下，考虑了双寡头垄断企业竞争下的新产品动态定价问题，提出了一个竞争性动态定价策略。
The pricing of new product in a duopoly is studied and offers a competitive dynamic pricing strategy with the effect of advertising on demand.
对国家成品油市场进行分析，认为目前国内成品油市场是典型的双寡头垄断有限竞争市场。
This paper analyzes the refined oil market, which is considered as a duopoly market structure.
建立了一个Kopel双寡头垄断广告竞争模型，发现企业的广告行为将引起市场的不稳定甚至混沌。
A Kopel duopoly model for competition in advertisement is developed, and it is found that the advertising behavior of enterprises may result in the instability or even chaos of the market.
在不能确定是否讲真话的情况下，双垄断好于单寡头垄断，因为它能通过竞争增加评级机构说真话的机率，并带来更多的投资者剩余。
Then, the conclusion is that under the truth-telling mechanism, single monopoly is better than double because it can improve investors'surplus.
在不能确定是否讲真话的情况下，双垄断好于单寡头垄断，因为它能通过竞争增加评级机构说真话的机率，并带来更多的投资者剩余。
Then, the conclusion is that under the truth-telling mechanism, single monopoly is better than double because it can improve investors'surplus.
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