With oligopoly petroleum industry could reach scale economy , guarantee the governmental effective regulation and promote the ability of technology innovation . there are four patterns of oligopoly market structure for option , and the multipl 对石油产业来说，寡头垄断既可以有效实现规模经济效益，又可保证政府对其有效调控，还可促进石油企业技术创新能力的提高。
Perhaps this is because of the considerable time lag with which supply catches up with demand , and the structure of the market itself , in which there is a virtual oligopoly in the supply of property and the supply of land is controlled by the government 究其原因，可能是本港楼宇供应往往落后于需求一段相当的时间，同时在市场结构方面，楼宇供应存在寡头垄断，土地供应则由政府控制。
This paper is going to analyze the structure of life insurance market which concentration degree is extremely high , and explore the performance of life insurance companies and the competitive ability by the factorization method 本文对我国寿险业市场结构进行分析，认为目前中国寿险市场结构属寡头垄断型，市场集中度极高，然后用因子分析法考察了我国寿险公司的市场绩效和市场竞争能力。
Through analysis , this paper comes into a conclusion : there ' s too much monopoly in banking structure in china , but , because of the dual structure caused by the administrative monopoly and excess competition at low level , the market structure effect is small 通过分析，文章认为我国银行业呈现较高的垄断特性，但由于行政寡头垄断与低水平竞争并存的“二元结构” ，导致市场结构效应低下。
So my research emphases on oligarch monopolized market , and give logic deduction on scale economics , degree of concentration , efficiency , behavior and so on . the aim to do this is to find correlative results between all the factors 重点对寡头垄断市场结构进行研究，并对它的规模经济、市场集中、绩效、行为等要素从理论上进行逻辑推导，找出各个要素之间的相关或者非相关的联系。
The author also makes use of the economy theory to analyze the sino - us container transportation market from its monopoly - competition character perspective . ship owners have been frustrated by the slot imbalance between china and the united states 因为中美集装箱运输市场是典型的寡头垄断的市场，所以本文利用西方经济学的理论对中美集装箱运输市场进行了分析，并且提出了解决方案和建议。
But three years after china ' s entry into wto , the rule for china ' s oil market will be changed greatly , foreign oil enterprises would be allowed to enter into china ' s oil market , the monopoly would be broken and price would be produced by the market 然而，在中国加入wto三年后，国内石油市场的游戏规则将发生重大变化，外资石油企业将被允许进入国内石油市场，寡头垄断将被打破，价格由市场产生。
Our country ' s life insurance is in the growing times of the calling by researching . the market of life insurance is monopolized by oligarchs . the innovation of marketing tactics to is to exploit the new product , built new sale channel and perfect the service system 经研究我国寿险业处于行业的成长期，寿险市场为寡头垄断市场，企业营销的策略创新的方向主要是新产品的开发，新的渠道的选取，服务体系的完善。
Several enterprises who are qualitfied by national nuclear safety administrative have the ability of provide the designing and technical service for nuclear electrical project and they occupied the competitive market of domestic nuclear electrical field with a oligarch monopolization structure nearly 核电业内,具有国家许可证资格的、能进行核电设计和技术服务等工作的国内设计单位多年来处于一种近似寡头垄断的竞争市场上。
This paper examines the relationship between financial decisions and pricing strategy in oligopoly . assuming a duopoly market structure , when firms raise prices they initially realize higher profits , but lower market shares , which in turn implies lower profits in the future 论文提出一个两阶段双寡头垄断竞争模型：第一阶段，公司在价格的基础上争夺市场份额；第二阶段，公司利润由第一阶段形成的市场份额决定，并受到第一阶段结束时公司财务状况的影响。
