NO.PZ2018122701000064
问题如下:
The value at a node in a fixed income binomial interest rate tree is the ___ of the two possible values from the next period.
选项:
A.
present value
B.
average of the present values
C.
sum of the present values
D.
average of the future values
解释:
B is correct.
考点:Binomial tree
解析:
二叉树求节点值:先折现,再平均
老师,如果上下两个分叉概率不是50%、50%,是否应该是分别乘概率的计算、再求和sum,而不是平均呀?