NO.PZ202312080100008201
问题如下：
If the yield-to-maturity of Bond X increases by 50 bps, the expected percentage price change of Bond X is closest to:
选项：
A.
–1.792%
B.
–1.812%
C.
–1.832%
解释：
Correct Answer: A
The expected price change is calculated as follows:
%ΔPVFull ≈ (–3.6239×0.005) + [0.5×16.2513×(0.005)^2] = –1.79164% ≈ –1.792%
为什么可以用annual modified Duration带入moneyDur
