波动率指数在昨日表现活跃之后，下跌了2.6%。
The Vix index is also down, -2.6% after another active session yesterday.
这在一定程度上多少与欧元斯托克50波动率指数表现相关。
That is more or less in line with the Euro Stoxx 50's performance.
介绍了股票指数波动率的概念和基本的估计方法，并用有关数据进行了计算。
In this paper, the concept and the estimation method of index volatility are introduced.
介绍了股票指数波动率的概念和基本的估计方法，并用有关数据进行了计算。
In this paper, the concept and the estimation method of index volatility are introduced.
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