SPY里的25到30%是QQQ，所以没有必要买QQQ。QQQ叫高科技指数，实际是个行业系统股，风险比SPY高！

来源: hhtt 于 2023-05-05 12:10:00 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

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