股指期货真的能稳定市场吗?

被引:55
作者
杨阳
万迪昉
机构
[1] 西安交通大学管理学院
关键词
股指期货; 融资融券; 波动; 倾向评分匹配法; 双重差分模型;
D O I
暂无
中图分类号
F832.51 []; F224 [经济数学方法];
学科分类号
1201 ; 020204 ; 0701 ; 070104 ;
摘要
首先通过倾向评分匹配法匹配出与沪深300指数股相对应的非指数股,然后对这两组样本进行事件研究的横截面分析和双重差分模型研究,探讨股指期货正式上市以来股票市场波动的变化。研究表明,融资融券能有效稳定指数股的波动;结构不完善、投机较多的股指期货市场使股票市场波动显著增大。随着机构投资者套期保值账户的获批,市场逐渐完善,两类股票的波动均显著降低,且两者之间的波动差异显著缩小。也就是说,股指期货对股票市场的稳定作用会随着市场结构的完善而逐渐显现。
引用
收藏
页码:146 / 158
页数:13
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