三巫同时显灵(日)的中文解释

指股价指数期货合约、股价指数期权及个股期权同时到期。这种情形每季发生一次，常令股市的波动性显着升高，尤其是美国股市。美国的三权到期日为3月、6月、9月和12月的第三个周五。与三约到期类似的是双约到期，即上述三种合约的其中两种同时到期。

Triple Witching的英文解释

The simultaneous expiry of stock index futures contracts, of stock index options and of options on individual stocks. Occurs every quarter and can often increase volatility, notably on the US stock markets. Double witching is similar to triple witching with any two of the three contracts expiring at the same time.

• notably [´nəutəbli]   ad.显著地；著名地   (英语六级单词)
• triple [´tripəl]   a.三倍的v.增加到三倍   (英语六级单词)