看來關鍵是承受能力。簡單說風險承受能力高的可以不買或少買SPY。反之則需買或多買SPY對衝。自己定義風險承受能力。

來源: 無名2024 於 2025-09-07 14:49:03 [舊帖] [給我悄悄話] 本文已被閱讀：次

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