基于上市公司交叉持股网络的区域发展政策成效OACSSCICSTPCD
A Study on the Effect of the Regional Development Strategies and the Rejuvenation of Old Industrial Bases in Northeastern China based on Cross-shareholding Networks of the Listed Companies
选择沪深两市2000～2009年的上市公司的数据,将上市公司按其所在省份进行划分.以某一省的所有上市公司对另一省的所有上市公司的投资来反映这两省之间的相互投资关系.实际数据证实了省间的相互投资网络属于典型的稀疏型无标度网络,网络中存在相对较多的hub节点.通过聚类分析、绘制网络图的方式研究了网络的变化趋势,证明了西部大开发政策和振兴东北老工业基地政策对缩小中国各省之间的贫富差距的成效并不显著.其中,辽宁是振兴东北老工业基地政策最大的受益者.最后,…查看全部>>
The data of list of listed companies and its largest shareholders in Shanghai Stock Exchange and Shenzhen Stock Exchange from 2000 to 2009 are collected. The listed companies are divided by their locations at provincial level. The amount of shares from a province's listed companies to another province's listed companies represents the mutual investment relationship of the two provinces. The network constructed in this way is called mutual investments network…查看全部>>
马源源;庄新田;李凌轩
东北大学工商管理学院,沈阳110819东北大学工商管理学院,沈阳110819东北大学机械工程与自动化学院,沈阳110819
管理科学
交叉持股无标度网络西部大开发振兴东北老工业基地
cross-shareholding, scale-free networks, development of the west regions, rejuvenation of old industrial bases in northeastern China
《系统管理学报》 2011 (6)
基于多重分形的金融市场极端波动行为研究及智能预报
715-722,8
国家自然科学基金资助项目(70871022,70901017)教育部人文社会科学青年基金资助项目(10YJC790253)
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