This working paper examines how U.S. migration management techniques affect the flow of undocumented migrants from Mexico and Mexican migrants’ degree of socio-economic reorientation. The findings support the hypothesis that stricter U.S. border enforcement increases migrants’ detachment...

This Working Paper develops the concept of 'migration intensity'--the degree to which a migrant shifts his attachment, association and engagement from his place of origin to the migration destination. Among male Mexican migrants to the United States, Kaufmann finds strong complementarities among...