内容介绍：P C 1 r C (1 r)2 C (1 r)n FV (1 r)n FV c (1 r r 1 (1 r)n) FV (1 r)nTheorem 1: Bond prices move inversely to the yield to maturity of bonds. P 对 r 示导得：dP dr FV c ( 1 r2 (1 r)n r n