最盈利的和亏损最大的成对卖。胡乱选股有些打败大盘有些输给大盘长期平均打败大盘的几率几乎为零，所以其实没多大差别。

来源: lanyin0314 于 2023-12-07 08:01:57 [旧帖] [给我悄悄话] 本文已被阅读：次

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