Herd behavior is also the important factor that causes the leverage effect and market foam.
投资者的羊群行为是导致杠杆效应、市场泡沫的一个重要因素。
The conclusion is that the leverage effect and week effect is obvious for waving of in the Shanghai and Shenzhen stock index.
结果表明沪深股指波动存在着明显的杠杆效应和星期效应。
The study of asymmetry using GJR-GARCH and EGARCH models shows that there is an asymmetric effect in stock market and the leverage effect is distinct gradually.
GJR - GARCH模型对波动的非对称性研究发现,股市存在不对称性并且杠杆效应逐渐明显。
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