工业经济效益评价研究——基于主成分分析和聚类分析

摘要

This paper assesses the economic benefits of industries by principal component analysis and cluster analysis,and takes the enterprise number as a comparison variable to investigate its influence on the industrial ranking with ordered by industrial economic benefit. The result shows that the enterprise number has great effects on the ranking of industry,but has litter influence on the result of indutiral cluster. It proposes as follows: it is essential to improve the profit creation ability of textile industry and so on and enhance the industrial threshold or accelerate the pace of merger and acquisition for those industries with huge enterprise number and bad economic benefit.%应用主成分分析法和聚类分析法对我国工业各行业的经济效益进行了评价,并将各行业企业单位数量作为对比变量,探讨其对各行业经济效益综合排名的影响.分析得出,行业企业单位数对行业经济效益排名有很大影响,但对行业聚类的影响不大.建议如下:应提高纺织业等工业行业的利润创造能力;对于企业单位数多而经济效益差的行业,要提高其行业准入门槛或加速兼并重组步伐.