It means -- A: roll down 现有的hedge B：可以接收偏高的premium来保护更深的跌幅

来源: 三心三意于 2025-03-03 19:54:12 [旧帖] [给我悄悄话] 本文已被阅读：次

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It means -- A: roll down 现有的hedge B： 可以接收偏高的premium来保护更深的跌幅