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组合评价的建模技术可以降低复杂系统的信息不完备性,而把模糊理论与组合思想统一在一起的模糊组合评价方法,对复杂系统的评价更贴近现实.首先利用中国上市公司2012年第一季度财务报表的有关数据,分别采用TOPSIS法、主成分分析法和因子分析法,对沪深股市中主营业务是电力的53家上市公司的经营业绩进行了综合评价和排序;其次,用非参数的Spearman等级相关系数检验法,验证了三种评价方法的一致性;最后,建立了模糊Borda组合评价模型,应用该模型对这53家企业的经营绩效重新进行了综合评价和排序,其结果更加科学、合理.
The modeling technique of portfolio evaluation can reduce the information incompleteness of complex systems, and the fuzzy combination evaluation method that unifies fuzzy theory and combination theory is more realistic to the evaluation of complex systems.Firstly, using Chinese listed companies in 2012 first Quarterly financial statements of the relevant data, respectively, using TOPSIS method, the principal component analysis and factor analysis, the Shanghai and Shenzhen stock markets in the main business is the power of 53 listed companies operating performance of a comprehensive evaluation and ranking; followed by non- The Spearman rank correlation coefficient test of the parameters to verify the consistency of the three evaluation methods; Finally, the fuzzy Borda portfolio evaluation model is established, and the business model of the 53 companies is re-evaluated and sorted. The results More scientific and reasonable.