某债券面值为1000元,票面利率为10%,期限为5年,每半年支付一次利息,若P=1000*(P/F,10%,5)+1000*10%/2*(P/A,10%/2,10) =1000*0.
(110+6-105)/105*2=20.95%
50/(1+10%)+50/(1+10%)^2+(50+1000)/(1+10%)^3 = 875.65740045079