@article{Browning2006,
author = {Browning, M. and Chiappori, P.-A. and Lechene, V.},
title= {Collective and Unitary Models: A Clarification},
year = {2006},
doi = {10.1007/s11150-005-6694-2},
journal = {Review of Economics of the Household},
volume = {4},
number = {1},
pages = {5--14},
}