南通市上市公司投资网络演变分析——兼论对长江经济带的影响  

Analysis on the Evolution of Investment Network of Nantong Listed Companies:And discuss the impact on the Yangtze River Economic Belt

作　　者：陆剑锋 薛虹[2] LU Jianfeng;XUE Hong(School of Marxism,Nantong University,Nantong Jiangsu 226019,China;Information Center,Nantong University,Nantong Jiangsu 226019,China)

机构地区：[1]南通大学马克思主义学院,江苏南通226019 [2]南通大学信息化中心,江苏南通226019

出　　处：《科技和产业》2022年第10期119-126,共8页Science Technology and Industry

基　　金：南通市社科基金(2021BNT002)。

摘　　要：非中心城市的角色定位和功能分工是城市群协调发展的重要内容,加强投资网络建设有助于南通更快融入区域一体化的发展轨道。利用1989年以来南通市39家上市公司的投资数据,从产业和空间的不同视角构建投资网络,运用社会网络分析法、位序-规模分析法研究南通上市公司投资网络的演变特征,并进一步分析其对长江经济带的影响。研究表明:南通上市公司投资网络覆盖范围呈现扩大趋势,层级分化和首位特征明显,并且具有显著的空间指向,本地投资效应突出,上海和南京等长三角发达城市是投资的重要选择;南通市上市公司投资以制造业为主,近年来科技推广和应用服务业、互联网和相关服务以及软件和信息技术服务业等行业的投资活动较为活跃;从对长江经济带的影响来看,投资对象仍以上海、江苏和浙江这3个长三角经济发达省市为主。The role and function of non-central cities are important contents of the coordinated development of urban agglomeration.Strengthening the construction of investment network will help Nantong integrate into the development track of regional integration faster.Based on the investment data of 39 listed companies in Nantong since 1989,the investment network is constructed from the perspectives of industry and space.By the methods of social network analysis,rank scale analysis and ranking model,the evolution characteristics of the investment network of Nantong listed companies is studied and its impact on the Yangtze River economic belt is further analyzed.The research shows that the coverage of the investment network of Nantong listed companies shows an expanding trend,obvious hierarchical differentiation and primacy characteristics,and has significant spatial orientation during which the local investment effect is prominent.Developed cities in the Yangtze River Delta such as Shanghai and Nanjing are important choices for the investment.The listed companies in Nantong mainly invest in manufacturing industry.In recent years,investment activities in science and technology promotion and application services,Internet and related services,software and information technology services and other industries have been more active.Shanghai,Jiangsu and Zhejiang,the three economically developed provinces,are mainly the investment objects in the Yangtze River Delta.

关 键 词：投资网络 上市公司 南通市 

分 类 号：F061.5[经济管理—政治经济学]