中文摘要：

基于消费者效用理论，分别讨论了市场中存在垄断和双寡头内容提供商在网络非中立时与服务提供商的合作策略，研究了不同策略选择对内容提供商广告投放数量和利润的影响，得出满足两者合作均衡策略的条件。研究表明：市场中存在双寡头内容提供商情形下，内容提供商与服务提供商的合作会扩大市场总需求，且随着合作的内容提供商数量增多，市场总需求也随之增大。服务水平增加值和单位服务成本会对内容提供商的合作策略选择产生影响。服务水平增加值较小时，内容提供商都选择不与服务提供商合作；当服务水平增加值较大时，内容提供商不会同时选择与服务提供商合作，而是其中一个内容提供商选择合作另一个就不合作。

英文摘要：

Based on the consumer utility theory, this paper studies the cooperation strategy between content provider and service provider without net neutrality in the market, it also discusses the impact of the different cooperation strategies on the number and profit of advertisement of content providers, and it analyzes the conditions that meet the cooperation equilibrium strategy of content provider and service provider. Results show when there are duopoly conent providers in the market, as long as the content provider cooperates with service provider, the market demand will increase. The more content providers cooperate, the larger market demand is. In addition, the increased level of service value makes a good difference to cooperation strategy. When increased level is low, the content providers will not collaborate with the service provider. When increased level is high, the two content provider will not collaborate with the service provider together rather than only one content provider will cooperate.