第6题没懂算annual payment为什么是用estimated final year earnings*27%
已回答
请问下面题目为什么选项是c不是b: The additional annuity payment substantially increases Blakes income and wealth, which most likely result in: b: an increase in his intertemporal rate of substitution c: a decrease in his required risk premium for investing in risky assets。 如果收入上升,U。下降,M不是应该上升吗?