搜索结果: 1-1 共查到“人口统计学 empirical analysis”相关记录1条 . 查询时间(0.39 秒)
An empirical analysis of the importance of controlling for unobserved heterogeneity when estimating the income-mortality gradient
income mortality proportional hazard model unobserved heterogeneity
2014/11/27
Background: Statistical theory predicts that failing to control for unobserved heterogeneity in a Gompertz mortality risk model attenuates the estimated income-mortality gradient toward zero.Objective...
