QQQ就不同了，就像我前面说的，那是单一的高科技企业股份，所以才有一面倒的现象，风险大过SPY许多。

来源: hhtt 于 2023-11-16 06:13:02 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

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