她还说，学校已经成为了就业市场的供应站了，因为毕业生要求会讲三国语言，好让他们在找工作的时候能在不同的公家拥有更多的选择权。
The school has an edge in the job market, she added, because graduates are required to speak three languages, giving them a wide array of options in different countries during their job search.
在证券交易方面，当市场关闭时再做交易会非常困难，并且流动资金也受限制，而其他的一些交易市场甚至没有提供这样的选择权。
Trading stocks when the markets are closed is often difficult and only offers limited liquidity, while some markets this may not even be an option.
当然，期权市场参与者对此很明智，期权定金很高足以阻止许多投资者利用单纯型选择权波动交换。
Of course, options market participants are already wise to this, and option premiums are high enough to deter many investors from making use of plain-vanilla volatility swaps.
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