摘要
本文采用CSAD(横截面收益绝对差 )方法 ,对我国股票市场是否存在“羊群行为”进行了实证检验。结果发现 :在上涨行情中 ,我国深圳证券市场与上海证券市场均不存在“羊群行为” ;但在下跌行情中 ,深圳证券市场与上海证券市场均存在“羊群行为” ,且深圳证券市场比上海证券市场具有更多的“羊群行为”。对产生“羊群行为”的原因 ,作者进行了简要分析。
In this paper, the authors use CSAD(cross-sectional absolute deviation of returns) to conduct empirical tests on herd behavior in the stock market of China. In the result, we find no evidence of herd behavior in up-market. How-ever, herd behavior is found in down-market. There is more herd behavior in Shengzheng stock market than in Shanghai stock market. The paper also outlines some simple reasons for herd behavior in China stock market.
出处
《预测》
CSSCI
2002年第3期50-51,49,共3页
Forecasting