factor payment approach 又称要素支付法

net factor payment 要素报酬收支净额

Factor Payment Differences 要素报酬

Net Factor Payment from Abroad 国外净要素支付

Payment Factor 还款来源因素 ; 还款财源因素 ; 偿债因素

sinking fund payment factor 偿债基金因子

Single-Payment Compound-Amount Factor 一次偿付复利因子

Single-Payment Present-Worth Factor 一次偿付现值因子

single-payment present worth factor 一次偿付现值因素