@article{Levine2003,
author = {Levine, David I. and Painter, Gary},
title= {The Schooling Costs of Teenage Out-of-Wedlock Childbearing: Analysis with a Within-School Propensity-Score-Matching Estimator},
year = {2003},
doi = {10.1162/003465303772815790},
journal = {Review of Economics and Statistics},
volume = {85},
number = {4},
pages = {884--900},
}