摘要
给出了在随机贴现率下等比数列形式年金的期望和方差,完善了随机贴现率在年金中的应用。
Here we give the expected value and the variance of the geometric series random rate of discount to complete the application of the random rate of discount.
出处
《长春工业大学学报》
CAS
2010年第2期231-234,共4页
Journal of Changchun University of Technology
关键词
随机贴现率
基本年金
简单递减年金
现值
random rate of discount
basic annuity
geometric series annuity
present annuity under value.