@article{Chetty2014,
author = {Chetty, R. and Hendren, N. and Kline, P. and Saez, E.},
title= {Where is the land of Opportunity? The geography of intergenerational mobility in the United States},
year = {2014},
doi = {10.3386/w19843},
journal = {The Quarterly Journal of Economics },
volume = {129},
number = {4},
pages = {1553--1623},
}