比较有意义的双向“对冲”，只能是诸如多ES空NQ这类差异式对冲。操作起来难度不小，但可以得到阿尔法。

来源: lanyin0314 于 2023-05-07 21:19:57 [旧帖] [给我悄悄话] 本文已被阅读：次

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