大同学2025-02-08 12:35:57
老师,这页PPT上最后一个公式,tactical portfolio那里,为什么不是除以4而是除以2?
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Simon2025-02-10 14:37:13
同学,上午好。
因为case背景信息:a tactical portfolio combining equal long positions in the investment-grade (A and Baa) bonds and short positions in the high-yield (Ba and B) bonds.
long A和Baa equally。short Ba和B equally。
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