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以国内23家保险公司1999—2005年的数据为样本,运用超效率(super-efficiency)DEA方法研究我国保险业的技术效率状况和动态变化趋势,并通过效率评估值和绩效指标值间的斯皮尔曼相关系数,检验效率评估的稳健性。为进一步探讨造成保险公司间效率差异的原因,应用面板数据模型考察影响保险公司效率的若干重要因素。结果表明,公司规模、承保能力、业务扩张、经营区域、所有权特征是影响国内保险公司效率的重要因素。
Taking the data of 23 insurance companies in China from 1999 to 2005 as samples, this paper studies the technical efficiency and dynamic change trend of China’s insurance industry by using super-efficiency DEA method. Through the comparison between the efficiency evaluation index and the performance index, Pearman correlation coefficient to test the robustness of efficiency assessment. In order to further explore the reasons for the different efficiency among insurance companies, panel data model is used to examine some important factors that affect the efficiency of insurance companies. The results show that the size of the company, underwriting capacity, business expansion, business area, ownership characteristics are important factors affecting the efficiency of domestic insurance companies.