Prior to the introduction of mother tongue based education in 1994, the language of instruction for most subjects in Ethiopia's primary schools was the official language (Amharic) - the mother tongue of only one third of the population. This paper uses the variation in individual's exposure to...

Dieser Beitrag nimmt aus theoretischer und ökonometrischer Sicht zu der Kontroverse über die Bedeutung der qualifikatorischen Lohnstruktur zur Erklärung der Beschäftigungsstruktur Stellung. Basierend auf einer Einteilung in drei Qualifikationsgruppen zeigt sich empirisch, dass die Entlohnung...

This paper studies the question whether skill-biased technical change diffuses internationally and that way contributes to the increasing relative skill demand in other countries. So far, the role of skill-biased technology diffusion has hardly been studied empirically. Using new sectoral data...

While there is a broad literature on the general wage effect of training, little is known about the effects of different training forms and about the effects for heterogeneous training participants. This study therefore adds two aspects to the literature on earnings effects of training. First,...