@article{Havnes2011,
author = {Havnes, T.  and Mogstad, M. },
title= {No child left behind: Subsidized child care and children’s long-run outcomes},
year = {2011},
doi = {10.1257/pol.3.2.97},
journal = {American Economic Journal: Economic Policy },
volume = {3},
number = {2},
pages = {97--129},
}