@article{Rosenzweig1993,
author = {Rosenzweig, M.R. and Wolpin, K.I.},
title= {Maternal expectations and ex post rationalizations: The usefulness of survey information on the wantedness of children},
year = {1993},
doi = {10.2307/146201},
volume = {28},
number = {2},
pages = {205--229},
}