基于因子分析法的长三角地区城市经济活力比较

The Comparison on the Economic Vitality of Cities in the Yangtze River Delta Based on Factor Analysis

随着区域经济一体化进程的不断加快,各城市之间发展的差异越来越明显。以长三角地区26个城市为研究对象,选取13个指标构建经济活力综合评价指标体系,利用因子分析法对长三角地区各城市经济发展水平进行科学、客观的评价,并探寻影响经济活力的因素。研究结果表明,长三角地区各城市的经济发展存在明显的差异性和非均衡性,经济活力受城市经济实力、产业结构、对外开放程度、科技水平等的影响。从调整优化产业结构、增强投资力度、提升区域创新能力、扩大对外开放程度、联动协同发展等方面提出对策建议。

With the continuous acceleration of the process of regional economic integration,the development differences between cities have become more and more obvious.Taking 26 cities in the Yangtze River Delta region as the research object,this paper selects 13 indicators to construct the comprehensive evaluation system of economic vitality,uses the factor analysis method to conduct scientific and objective evaluation on the economic development level of cities in the Yangtze River Delta region,and explores the factors that affect the economic vitality.The research results show that there are obvious differences and imbalances in the economic development of cities in the Yangtze River Delta.Economic vitality is affected by the city’s economic strength,industrial structure,the degree of opening to the outside world,technological level,etc.Countermeasures and suggestions are put forward from the aspects of adjusting and optimizing industrial structure,strengthening investment intensity,enhancing regional innovation ability,increasing the degree of opening up,and coordinated development.