CNBC報導股價大波動的解釋是花旗人為錯誤,將16百萬的迷你期指合約登入為160億,又指PG的交易有人為或軟件錯誤;亦有指高頻率基金(high frequency fund)的算式(algorithms)出了問題,@都是可能的解釋。但@些都不能解釋萬|市場---匯市的波動,日元的即日波動是非常非常利害的,而且日元的大波動是先於股市的,所以我猜想是有宏觀基金出了大事。
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