C F 台(1+y)(1+y) 10(1+y =((1+y)+,…,+C(1+y)+C+F 以到期收益 率再投资0 1 0 1 (1 ) (1 ) (1 ) (1 ) ,..., (1 ) n t n t n n C F P y y P y C y C y C F = − = +  + + + = + + + + + +  以到期收益 率再投资