美國有3大指數，道瓊，標普500，納斯達克。納斯達克指數有3600家公司，QQQ是納斯達克指數裏前100家公司指數基金。

來源: hhtt 於 2024-11-16 15:24:25 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

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