Assunção, Juliano Junqueira; Carvalho, Leandro S. - Departamento de Economia, Pontifícia Universidade … - 2005
Although the self-selection of emigrants is determined by di¤erences in the returns to education, according to the celebrated Roy model, empirical evidence suggests that migrants tend to be favorably selected. This paper argues that financial con- straints might be useful to explain this...