持有SPY, 在适当的时候卖 call,持有现金，在适当的时候卖put,权利金继续投入SPY, 把雪球滚大

来源: 圭妈于 2024-08-25 15:15:00 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

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