NO.PZ2023091701000121
问题如下:
A bank uses a 4-grade scale for its internal credit
model. The 1-year rating transition probabilities for this model are given by:
If a newly issued bond is rated “A” by this model, what is the probability that it will be rated “B” or lower two years from now?
选项:
A.9%
B.10%
C.18%
D.19%
解释:
请写下具体计算过程,谢谢老师