Moreover, the value of the option is related to the volatility of the underlying share price; a riskier strategy makes that price more volatile and thus increases the executive's putative wealth.

再者，期权是不是有价值，与标的股价的波动有关。

youdao

The other is that the volatility is assumed to be stochastic and the price of the underlying asset is a levy process, namely we can further promote the model on the basis of the first one.

假设波动率是随机的，且资产价格服从l evy过程，即在前述模型基础上作了进一步推广。

youdao

All things equal, the most important determinant of an option's price is the implied volatility of the underlying asset over the life of the option how much it is likely to bump around.

ECONOMIST: Buttonwood

Both the short strangle and the short straddle strategies employed on Pfizer today indicate investors expect volatility in the price of the underlying shares to decline going forward.

FORBES: Bulls Swing For The Fences With Priceline, Silver Wheaton

The run up in the price of the underlying today as well as the rise in implied volatility on the stock seem to have set the stage for the massive position initiated in AEO options.

FORBES: Bullish Options Speculators Step Into Emulex, Amkor, American Eagle