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...

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...

In a recent paper, Garcia-Mainar and Montuenga-Gomez (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...

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...

Research indicates that education quality - measured by test scores in international student surveys - predicts economic growth. In this paper, we extend previous findings up to 2016 and analyse test scores of upper-secondary school students only. We find that the positive relationship between...

Organizations, both non-profit and for-profit, needs to allocate labor for both production as well as internal administration. If this allocation is skewed towards internal administration, organizations, and especially non-profit organizations, might develop sclerosis over time with too much...

We investigate how tolerance, as measured by attitudes toward different types of neighbors, affects economic growth in a sample of 54 countries. Unlike previous studies, by Richard Florida and others, we find that tolerance toward homosexuals is negatively related to growth. For tolerance toward...