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[灌水] SPY通道 |
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点评
谢谢美女提醒,我说怎么168的老大们都做ES option呢,搞得我插不上话。我只考虑交易量了,还有ask-bid太宽,记得有一次和呆某,金某讨论过这事儿。
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点评
目前交易品种有点多了,忙不过来了,呵呵。
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thanks. good chart!
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