基于主成分和聚类分析的浙江省各地级市经济综合实力评价  

Evaluation of Comprehensive Economic Strength of Zhejiang Cities Based on Principal Component Analysis and Cluster Analysis

作　　者：潘玉荣[1] 贾朝勇[1] 芮花明 PAN Yu-rong;JIA Chao-yong;RUI Hua-ming(College of Mathematics and Physics,Bengbu University,Bengbu 233000,China)

机构地区：[1]蚌埠学院数理学院,安徽蚌埠233000

出　　处：《白城师范学院学报》2022年第5期64-70,共7页Journal of Baicheng Normal University

基　　金：安徽省高校自然科学研究重点项目“随机微分方程的参数估计及其在期权定价中的应用”(KJ2021A1128);安徽省质量工程项目“大数据背景下多元统计分析课程的教学改革探索”(2019jyxm0476);蚌埠学院科研项目“禽蛋价格变化影响因素的研究”(2019CXY110)。

摘　　要：推进区域协调发展是我国经济步入高质量发展阶段的主要任务之一,客观、正确评价地区经济综合实力,深入分析区域经济差距及其影响因素,对制定合理可行的区域经济发展战略具有重要意义.文章基于浙江省11个地级市2019年的截面数据,选取反映经济发展水平的11项指标,运用主成分分析和聚类分析对浙江省各地级市的经济综合实力进行比较与分析.研究表明,浙江省各市经济综合实力总体较强,但各城市经济实力还存在差异,地区经济发展仍存在不均衡现象;地理位置是浙江省城市经济发展水平存在差异的一个重要因素,此外,进出口贸易、交通基础设施建设、产业结构等对区域经济发展也存在影响.根据分析结果,对浙江省各地级市今后的经济发展提出建议.Promoting regional coordinated development is one of the main tasks for China’s economy to enter the stage of high-quality development.Objective and accurate evaluation of regional comprehensive economic strength and in-depth analysis of regional economic gap and its influencing factors are of great significance to formulate a reasonable and feasible regional economic development strategy.Based on the cross-sectional data of 11 cities in Zhejiang Province in 2019,this paper selects 11 indicators reflecting the level of economic development,and compares and analyzes the comprehensive economic strength of various cities in Zhejiang Province by using principal component analysis and cluster analysis.The research shows that the overall economic comprehensive strength of each city in Zhejiang Province is strong,but the economic strength of each city is still different,and the regional economic development is still unbalanced.Geographical location is an important factor in the difference of urban economic development level in Zhejiang Province.In addition,import and export trade,transportation infrastructure construction and industrial structure also have an impact on regional economic development.According to the analysis results,this paper puts forward some suggestions for the future economic development of Zhejiang cities.

关 键 词：主成分分析 综合评价 经济发展 聚类分析 浙江省 

分 类 号：F127[经济管理—世界经济]