摘要: Written with "StackEdit" by xhey. 利息率(force of interest) 的定义式为: $$\delta(t) = {A'(t) \over A(t)}$$ 反映了时刻 $t$ 现金流的即时变化情况。 故障率(hazard rate) 的定义式为: $$\la 阅读全文
posted @ 2017-09-21 22:20 xhey 阅读(480) 评论(0) 推荐(0) 编辑