LITTLE KNOWN FACTS ABOUT IMPLIED VOLATILITY.

这一“工资溢价”反映的是工人所获得的薪酬要比其能力所应得的多出多少。By way of example, by having an "at The cash" call stock option, The existing share price and strike price are the same. Performing exercises the option won't receive the vendor a financial gain, but any go upward in stock price will give the optio