贵金属还是要有些来降低β。我持有SLV，加上Out of money call, 一年有15% 回报，而且显著降低了账

来源: 薄利多收于 2025-08-02 08:48:29 [旧帖] [给我悄悄话] 本文已被阅读：次

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贵金属还是要有些来降低β。 我持有SLV，加上Out of money call, 一年有15% 回报，而且显著降低了账