It analyzes the economic efficiency of telecom industries in China with the demonstrative data in each phase. It calculates the average prices of consumers between the fixed telecommunication tariff and the mobile telecommunication tariff in each phase and analyzes the regulatory cost of regulatory institution. 从实证数据上分析了每个阶段中国电信企业的经济效益,计算了电信用户每个阶段末期的固定通信和移动通信资费的市场平均价格,并对规制机构进行了管制成本趋势分析。
And scale-free network with consistent average degree, namely under the economic constraint of fixed cost, is studied. 并对节点平均度数恒定不变,即给定费用经济约束条件下的无标度网进行了分析研究。
The main hypnoses of the models are as follows: a leading manufacturer, a single product, a single period, complete and symmetrical information, linear demand function, linear supply function of used products, average fixed cost of channel cost, et al. 模型的主要假设是制造商主导、单一产品、单周期、信息完全且对称、需求量是需求价格的线性减函数,回收量是回收价格的线性增函数,销售和回收的单位渠道成本固定等。