對了，像國防工業這樣的核心競爭力，應該嚴禁看跌期權，隻允許交易看漲期權。就好像政府隻允許愛國，不允許賣國。

來源: thore 於 2026-04-05 12:24:29 [舊帖] [給我悄悄話] 本文已被閱讀：次

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