This paper investigates the economic returns to language skills and bilingualism. The analysis is staged in Kazakhstan, a multi-ethnic country with complex ethnic settlement patterns that has switched its official state language from Russian to Kazakh. Using two newly assembled data sets, we...

Many people in the European Union fear that Eastern Enlargement leads to major job losses. More recently, these fears about job losses have extended to high skill labor and IT jobs. The paper examines with unique firm level data whether these fears are justified for the two neighboring countries...

We formalize a conception of authority, which is commonly defined as the right of controlling a person’s actions embedded in human assets in sociology. Due to the inalienable property of human assets, the contractible formal authority is hard to verify and enforce, while real authority usually...

Due to scarcity considerations an increase in the supply of college graduates should reduce the premium for this kind of qualification. Therefore it seems quite contradictory that a tremendous educational expansion in the USA is accompanied by rising wage dispersion (overall and between...

The German apprenticeship system is often considered a role model for vocational education. Its influence on economic growth and technological progress through the provision of human capital to the workforce is widely acknowledged. But recent declines in the number of apprenticeships have led to...

Many people in the European Union fear that Eastern Enlargement will lead to major job losses. More recently, these fears about job losses have extended to high skill labor and IT jobs. The paper examines with new firm level data whether these fears are justified for the two neighboring...

The need to give incentives is usually absent in the literature on minimum wages. However, especially in the service sector it is important how well a job is done, and employees must be incentivized to perform accordingly. Furthermore, many aspects regarding service quality cannot be verified,...

This paper applies the theory of relational contracts to a model in which a couple decides whether to marry or cohabit, how many children to have and subsequently whether to stay together or separate. We make precise the idea that cooperation in a household can be supported by self interest....

It is well known from the literature that a unionisation of labour markets leads to an increase in wages and a decrease in employment. However, in these models human capital formation is usually taken as given. This paper internalises the education decision and shows that a unionisation of the...

In this paper an alternative view of the relation between the wage level, wage dispersion, training incentives and employment is presented. We provide some theoretical arguments which cast doubt on the standard thesis that unemployment - especially in Germany - is mainly caused by labor market...