详细计算如下:
(1)1000*10% /(1+12%)+1000*10% /(1+12%)^2+1000*10% /(1+12%)^3+1000*10% /(1+12%)^4+1000*10% /(1+12%)^5+1000 /(1+12%)^5=927.9045元
(2)1000*10% /(1+10%)+1000*10% /(1+10%)^2+1000*10% /(1+10%)^3+1000*10% /(1+10%)^4+1000*10% /(1+10%)^5+1000 /(1+10%)^5=1000元(因为票面利率与市场利率一样,所以债券市场价值就应该是它的票面价值了.)
(3)1000*10% /(1+8%)+1000*10% /(1+8%)^2+1000*10% /(1+8%)^3+1000*10% /(1+8%)^4+1000*10% /(1+8%)^5+1000 /(1+8%)^5=1079.854元