Socioeconomic Status and Child Health: Why Is the Relationship Stronger for Older Children?
探讨社会经济地位与儿童健康的关系为何随年龄增长而增强，基于美国数据，对理解健康不平等形成机制有参考价值。
Socioeconomic Status and Child Health: Why Is the Relationship Stronger for Older Children? by Janet Currie and Mark Stabile. Published in volume 93, issue 5, pages 1813-1823 of American Economic Review, December 2003