资源简介
虽然是medical expenditure相关，但用到的计量方法很有用
实际上这篇文章是Fan,Yanqin和Liqi两位教授之前的一篇理论论文的具体应用，用到的方法包括semiparametric和marginal integration来test非线性的关系。
以下是abstract:
Research in empirical health economics has found that the relationship between
medical expenditures and
