We estimate the relationship between computers and students' educational achievement in the international student-level PISA database. Bivariate analyses show a positive correlation between achievement and computer availability both at home and at school. However, once we control extensively for...

This paper develops empirical growth models suitable for dual economies, and studies the relationship between structural change and economic growth. Changes in the structure of employment will raise aggregate productivity when the marginal product of labour varies across sectors. The models in...

Dieser Artikel präsentiert Ergebnisse mehrerer international vergleichender und deutscher mikroökonometrischer Untersuchungen zum Zusammenhang zwischen frühkindlicher Bildung und späteren kognitiven und nicht-kognitiven Fähigkeiten anhand der TIMSS-, PISA-, IGLU- und...

Even though some countries track students into differing-ability schools by age 10, others keep their entire secondary-school system comprehensive. To estimate the effects of such institutional differences in the face of country heterogeneity, we employ an international...