的確聽說過石油行業屬於周期性行業，不懂一直不碰。但半導體也是周期性行業，現在更關注半導體啥時候周期反轉。

來源: QuantFields 於 2024-10-14 18:05:38 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

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