That has pushed down implied volatilities to multi - year lows , arguably making the assets appear more reassuring than they actually are 这也使内含的波动降到了多年来的低点，按理也会使资产看起来比实际情况更令人放心。
In quiet markets , the number of people who want to sell options increases , driving their prices , and thus the level of implied volatility , down 在市场平静的时候，愿意出售期权的人增加，使它们的价格，也就是隐含波动性的等级下降。
Implied volatility is calculated from the options and their influence factors such as stock price , strike , time value , interest rate and bonus 引伸波幅从期权或认股证价格本身配合其他客观影响因素如正股价格、行使价、时间值、利率及派息计算出来。
In financial mathematics , the implied volatility of an option contract is the volatility implied by the market price of the option based on an option pricing model 在金融数学里，一个期权和约的隐含波动性是根据期权定价模型由市场价格所暗示的波动性。
They have been willing to pay a higher price ( as measured by implied volatility ) for extreme out - of - the - money options than for contracts that insure against smaller market declines 对处于价外状态的期权而言，投资者已乐意为此支付比那些承保小幅下跌的合约更高的价格（以隐含波动为衡量标准） 。
Although recent developments in options markets indicate that the implied volatility of global equity and bond prices has declined , it should not be assumed that this decline reflects the future risks in these markets 虽然期权市场近期的形势显示全球股票及债券价格的引伸波幅有所下跌，但大家不应因此假设市场风险会减低。
When one “ reverse engineers ” an option price ( taking out factors such as the time value of money ) , the residual factor is known as implied volatility , which could be described as the uncertainty applying to the asset 当一个人“逆向研究”某个期权价格（将类似于资金的时间价值的因素排除） ，所得到的剩余的因素就被称作隐含波动性，它可以用来描述该资产所适用的不确定性。
