Notes, Comments and Preliminary results Jul 03 2008 François-Charles Wolff and Liliana Ortiz Bello   Differences in remittances from US and Spanish migrants in Colombia   Abstract  Contact Information  Citation  Full Text  -  Note   May 21 2008 François-Charles Wolff and Christine Barnet-Verzat   Pocket money and child effort at school   Abstract  Contact Information  Citation  Full Text  -  Note   Apr 12 2004 François-Charles Wolff , Mohamed Jellal and Khaled Bouabdallah   Unemployment and work sharing in an efficiency wage model   Abstract  Contact Information  Citation  Full Text  -  Note   Dec 15 2003 François-Charles Wolff and Mohamed Jellal   International migration and human capital formation   Abstract  Contact Information  Citation  Full Text  -  Note   Feb 10 2003 Wolff François-Charles and Barnet-Verzat Christine   Labor opportunities against family intergenerational exchange   Abstract  Contact Information  Citation  Full Text  -  Note