這方法在SPY全年上漲時收益更高（打敗大市）。若SPY全年下跌，這方法會跌得更多。

來源: 江南一素子於 2024-10-19 20:27:10 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

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