Sophia_Li2019-04-29 04:22:55
请问这句话如何理解:Vasicek model incorporates mean reversion. The flexibility of the model also allows for risk premium, which enters into the model as constant drift or a drift that changes over time. Vmodel的risk premium是指哪部分?为什么说它有flexibility?它可以有不同的形式吗?为什么它可以是constant drift,不是均值复归吗?谢谢。
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Robin Ma2019-04-29 09:30:59
同学你好,回答请详细见图
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