随机利率下住房反向抵押贷款的定价与应用  

Pricing and applying of housing reverse mortgage under stochastic interest rate

作　　者：高青[1] 林枫[1] 

机构地区：[1]浙江理工大学,杭州310018

出　　处：《北方经贸》2012年第9期75-76,共2页Northern Economy and Trade

基　　金：浙江省教育厅科研项目(Y201226295)

摘　　要：文章基于考虑老年人对养老金的需求不断增大,以及养老保障应具备抵御通货膨胀的能力等事实,运用精算法对传统的住房反向抵押贷款的定价模型进行了推广和改进,建立了联合随机利率下包含房价变动和房产折旧等影响因素的终身给付的住房反向抵押贷款定价模型,给出了多种支付方式下的定价公式及其近似公式,并通过一组实例验证了模型的正确性和合理性,为贷款机构制定住房反向抵押贷款价格提供了一定的依据。This paper considers the facts that older the old people to the pension demand is bigger, and the old-age se-curity should have the ability to resist inflation, uses actuar-ial method to extend and improve the traditional pricing model of housing reverse mortgage, establishes the prieing model of the lifelong payment housing reverse mortgage which contains house prices change, house property depreci-ation, and other factors, under an united stochastic interest rate model. We get prieing tormulas and their approximate formulas of much type of payment. Through a series of exam-pies, the validity and the rationality of the model are proved, which offers determinate foundation for finance organization to institute the price of the house reverse mortgage.

关 键 词：住房反向抵押贷款 定价模型 联合随机利率 变额 年付多次 

分 类 号：F224[经济管理—国民经济]