中国移动通信市场:寡头垄断,价格战不可取

双寡头垄断市场具有折弯价格需求曲线,该折弯价格需求曲线的折弯程度与市场饱和度成正相关,曲线的折弯点表示双寡头市场份额稳定时,也即是双寡头停止价格战的时候。中国移动公司和中国联通公司在2002年末之前的价格竞争符合经济规律,这之后的竞争则是盲目的．国家及运营商应该加以重视。     

我国电信重组后市场结构的演化分析

本文利用美国耶鲁大学Pakes教授"寡头垄断市场动态结构演化模型",以我国最近一次电信重组之后三家运营商竞争为背景,分别计算描述他们自身及市场环境的主要参数,模拟测算了三家新运营商相互竞争达到博弈均衡时资费水平、利润及市场份额之间的相互关系.     

中国电信运营商的EVA影响因素研究

To analyze the positive influencing factors of Chinese telecom operators' EVA (Economic Value Added), this paper selects fifteen indicators based on the enterprise features of telecom operators and telecommunications industry characteristics , and then classifies these indicators into the following factors: operation scale, profitability, solvency and asset management ability by factor analysis. This paper also gives the priorities of these four factors by regression analysis, of which the operation scale is the most important factor.The research results point out a clear method for the telecom operatorsto increase their EVA in order to meet the performance appraisal from State-owned Assets Supervision and Administration Commission of the State Council.     

网络信任及其影响因素和模型研究

针对网络环境中信任缺失问题,阐述了网络信任的概念和重要性;重点分析了网络信任中主体意愿、关系人特征及环境因素三方面影响因素,进而描述比较了研究网络信任的理论模型、实体模型和实证模型;最后提出了网络信任下一步的研究方向。     

大学生学习成绩等分组间的长期变动性研究

为了对大学生学习成绩的长期变动性进行研究，将某专业299名学生按第一学期成绩排名分为1个5等分组，再将他们按大学毕业成绩排名分为第2个5等分组，观察2个5等分组间人员的流动情况并据此构建大学期间学生在2个5等分组间的成绩转移矩阵；在此基础上分析了每个等分组的成绩转移情况；计算了平均5等分组间的流动率、停留在同一5等分组的比率；与“数学意义上的完美转移矩阵”指标进行比较的结论是该专业学生大学期间成绩变动性不大。     

中国信息通信业省际发展差距测算

This article measures the development difference in the information and telecommunication industry among provinces in China quantitatively by Gini coefficient. According to the calculation results, the article concludes that the development levels are between “highly equal” and “relatively equal”. Further more, the research also shows that the difference gap has been narrowing down gradually in recent years. Compared with the inter provincial economic difference, the difference in the information and telecommunication industry among provinces is small.     

全业务时代三大运营商竞争力分析和市场格局预测

文章在分析重组后三大运营商竞争力的基础上,运用寡头垄断市场理性竞争模型预测了全业务时代三大运营商理性竞争达到均衡时ARPU值水平、利润及市场份额之间的相互关系,指出中国移动将维持领先优势,中国联通将提升市场地位而中国电信将处于弱势地位.