中国养老保险新制度的经济学分析

被引:3
作者
杨再贵
机构
[1] 中央财经大学保险学院
关键词
个人账户本金; 社会统筹养老金; 效用; 养老保险新制度; 交叠世代模型;
D O I
10.19374/j.cnki.14-1145/f.2008.05.007
中图分类号
F842.6 [各种类型保险]; F224 [经济数学方法];
学科分类号
0701 ; 070104 ;
摘要
文章用交叠世代模型考察中国2005年修订的部分积累制养老保险,分析个人缴费率、企业缴费率和人口增长率对资本劳动比、社会统筹养老金、个人账户本金、个人的消费和效用产生的影响。证明了提高个人缴费率会使个人账户本金增加,对资本劳动比、社会统筹养老金、个人的消费和效用都没有影响。提高企业缴费率会使资本劳动比和个人账户本金减少;在满足一定条件下才能使社会统筹养老金增加;在动态有效时会使工作期消费和效用下降。人口增长率下降会使资本劳动比和个人账户本金增加。因此,要增加个人账户本金,就应提高个人缴费率或降低企业缴费率或严格执行计划生育政策;值得注意的是提高企业缴费率不一定能增加社会统筹养老金。
引用
收藏
页码:16 / 18
页数:3
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