NO.PZ2021120102000010
问题如下:
Which of the following statements best describes empirical duration?
选项:
A.A common way to calculate a bond’s empirical duration is to run a
regression of its price returns on changes in a benchmark interest rate.
A bond’s empirical duration tends to be larger than its effective duration.
The price sensitivity of high-yield bonds to interest rate changes is typically
higher than that of investment-grade bonds
解释:
A is correct. A bond’s empirical duration is often estimated by running a regression of its price returns on changes in a benchmark interest rate.
问题 1:B 选项的effective duration 就是analytical duration 吗?
问题 2:Empirical duraiton是通过regression方法得到,那Analytical duration 是怎么得到的?
问题 3: 请解释一下C选项,HY bond 不是随利率变动波动率更大吗?为什么不是正确的