In a recent paper, García-Mainar and Montuenga-Gómez (2005) apply the generalized IV model of Hausman and Taylor to estimate education returns of wage earners and the self-employed in Portugal and in Spain. Our examination reveals several problems which relate to the validity and documentation...

We present theory and evidence on international migration of couples. Our main question is how migration decisions depend on partners’ education and earnings, and the number of children. We use register data on full Danish population from 1982 to 2010, focusing on opposite-gender couples in...