By using dynamic provincial panel data with two-step system GMM method, this paper estimates and analyzes the effect of dependence ratio on savings rate on the basis of Life-cycle Hypothesis.

• 摘要在生命周期理论假说基础上，文章运用二步系统GMM方法对中国省际动态面板数据进行估计，并分析了抚养负担对储蓄率的影响。