TY - JOUR A1 - Browning, M. A1 - Chiappori, P.-A. A1 - Lechene, V. T1 - Collective and Unitary Models: A Clarification Y1 - 2006 DO - 10.1007/s11150-005-6694-2 JF - Review of Economics of the Household VL - 4 IS - 1 SP - 5 EP - -14 ER -