谢谢信息，很有趣。请问差价是指买入卖出的差价吗？

来源: 闲看花开花落于 2019-02-17 10:27:24 [旧帖] [给我悄悄话] 本文已被阅读：次

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谢谢信息，很有趣。请问差价是指 买入卖出的差价吗？