估计风险难评估。不然套利也太容易了。横看竖看，都不如QQQ：）SPY/QQQ最厉害的一点就是一定回得来。一招杀所有！

来源: QQQ2074 于 2024-10-20 20:07:17 [旧帖] [给我悄悄话] 本文已被阅读：次

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