持有SPY, 在適當的時候賣 call,持有現金，在適當的時候賣put,權利金繼續投入SPY, 把雪球滾大

來源: 圭媽於 2024-08-25 15:15:00 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

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