@article{Chay2003,
author = {Chay, K. and Greenstone, M.},
title= {The impact of air pollution on infant mortality: Evidence from geographic variation in pollution shocks induced by a recession},
year = {2003},
doi = {10.1162/00335530360698513},
journal = {Quarterly Journal of Economics},
volume = {118},
number = {3},
pages = {1121--1167},
}