關於對衝，其實大家都在做．車保險，醫療保險，房屋保險都是對衝的一種形式。為什麽到了投資上反而閉而三舍呢？

來源: 三心三意於 2025-05-09 05:56:00 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

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