185****05202026-06-27 15:55:36
哈罗 q4分析一下
回答(1)
Simon2026-06-29 10:23:56
此题考查公式expected excess return = Spread0×t-spread duration×△Spread-LGD×POD×t
时间t,题目没说,就取1
spread0即 current OAS
△spread=forecast OAS- current OAS
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