that forced implied volatility even higher.
这会迫使隐含流动性升得更高。
identifying the implied volatility of underlying assets is very important for both theoretical and practical applications.
确定原生资产的隐含波动率无论是在理论还是实际应用上都有重要意义。
implied volatility is a measure of what the market implies it is, as reflected in the option.
引申波幅是在市场上衡量而取得的,也被使用在期权。
investors can take part in a 「variance swap」, whereby one counterparty agrees to receive implied volatility and the other receives realised.
投资者可以参加一种叫「差异互换」的衍生品机制,藉此交易双方达成协议,一个接收隐含波动,另一个接收实际波动。
more precisely, for one day' quote, the implied volatility is a function of two parameters: the strike price and the time to maturity, exhibiting a surfaced shape.
确切的说,对于某一天的期权报价,隐含波动率是执行价格和存续期的二元函数,呈现曲面的形态。
the implied volatility of these contracts has shot up in recent months (see chart), indicating that investors are uncertain about long-term interest rates.
这些契约的隐含波动率最近几月迅速飞升(见上图),显示出投资者对长期利率的信心摇摆。
the authors analyzes the predictive power of implied skewness and implied volatility derived from chicago mercantile exchange options on euro fx over the year 2004.
文章利用2004年芝加哥商品交易所的美元-欧元期货期权的信息,分析了其隐含偏度和隐含波动率在预测短期汇率中的效力。
to put this in technical terms, the implied volatility in the option price turns out to be higher than the realised volatility.
用技术语言来说,期权价格的隐含波动性结果都要比实际波动性高。
only rarely, as on february 27th, does the curve 「invert」 so that short-term implied volatility is higher than long-term.
仅在很少情况下,如2月27日,市场曲线发生倒转因此短期隐含波动高于长期隐含波动。
so it need not necessarily be that investors are complacent in allowing implied volatility to drift so low.
因此投资者完全不必如此自满地任由隐含波动率游离于如此低位状态。
the major change in pricing is the sharp decline in implied volatility relative to realized volatility, evident immediately upon the opening of the cboe.
在定价上主要的改变是,与实现波动率相关的隐含波动率急剧下降,这在芝加哥期权交易所之后立刻变得相当明显。
this is because implied volatility is generally higher than realised.
这是因为隐含波动率通常高于实际波动率。