破唱片再放一遍，如果指數基金用衍生工具來做兩倍或三倍的，都是賭博，不是投資！大千因為這個已經死了一批賭徒！

來源: hhtt 於 2023-07-18 15:36:45 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

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