QFII制度下中国A,B股市场波动性特征比较
A Comparative Analysis of Volatility in Chinese A- and B- Shares Market in QFII
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摘要: 文章采用GARCH模型,从实证的角度对比分析QFII制度实施以后沪深A,B股市场的波动性特 征。结果发现,引入QFII制度后,沪深A股指数收益率的波动性明显低于B股指数的波动性。Abstract: GARCH model is used in this paper to analyze volatility comparatively in Chinese A- and B- shares market in QFII empirically. The empirical case shows that vo latility of daily yield of Chinese A- share index is remarkably lower than vola tility of daily yield of Chinese B- share index in Shanghai Stock Exchange and Shenzhen Stock Exchange in QFII.