搜索结果: 1-2 共查到“数理统计学 volatility”相关记录2条 . 查询时间(0.062 秒)
Day-of-the-week effect in the Nigerian Stock Market Returns and Volatility: Does the Distributional Assumptions Influence Disappearance?
Day-of-the-week Disappearance GARCH Model Stock
2016/1/27
This study assesses the influence of error distributional assumption on appearance or disappearance of day-of-the-week effects in returns and volatility using the Nigerian stock exchange (NSE-30). The...
Small-time asymptotics for fast mean-reverting stochastic volatility models
Stochastic volatility multi-scale asymptotic large deviation principle implied volatility smile/skew
2010/12/15
In this paper, we study stochastic volatility models in regimes where the maturity is small but large compared to the mean-reversion time of the stochastic volatility factor.