Key points are not available for this paper at this time.
Douglas S. Massey, Joaquin Arango, Graeme Hugo, Ali Kouaouci, Adela Pellegrino, J. Edward Taylor, Theories of International Migration: A Review and Appraisal, Population and Development Review, Vol. 19, No. 3 (Sep., 1993), pp. 431-466
Massey et al. (Wed,) studied this question.