Collective bargaining in Germany takes place either at the industry level or at the firm level; collective bargaining coverage is much higher than union density; and not all employees in a covered firm are necessarily covered. This institutional setup suggests to explicitly distinguish union...

This paper investigates the role of self-productivity and home resources in ability formation from infancy to adolescence. In addition, we study the complementarities between basic cognitive, motor and noncognitive abilities and social as well as academic achievement. Our data are taken from the...

This paper investigates the role of self-productivity and home resources in capability formation from infancy to adolescence. In addition, we study the complementarities between basic cognitive, motor and noncognitive abilities and social as well as academic achievement. Our data are taken from...

Fostering and supporting start-up businesses by unemployed persons has become an increasingly important issue in many European countries. These new ventures are being supported by various governmental programs. Potential benefits include not only the end of unemployment for the new entrepreneur...

In der folgenden Studie möchten wir ausgewählte Aspekte von intra- und intergenerationalen Umverteilungseffekten im System der bundesdeutschen Alterssicherung auf der Basis der Humankapitalheorie mit Simulationsmethoden analysieren. Falls es das Ziel der Politik ist, die Ungleichheit des...

Collective bargaining in Germany takes place either at the industry level or at the firm level; collective bargaining coverage is much higher than union density; and not all employees in a covered firm are necessarily covered. This institutional setup suggests to explicitly distinguish union...

Today, more than 70% of the world's total electricity production is supplied by power plants using conventional fossil fuels. Coal accounts for more than half of the fossil fuel combustion in electricity plants. Future mega trends give reason to believe that electricity demand will double until...

In der Diskussion um Innovationen für eine nachhaltige Entwicklung werden häufig radikale Innovationen gefordert, damit die Transformation der Gesellschaft hin zu einem als nachhaltig empfundenen System gelingen kann. Begründet wird dies mit einer höheren Umwelteffizienz dieser Innovationen....

Die Ich-AG (Existenzgründungszuschuss) war eines der zentralen Instrumente, das im Rahmen der "Hartz-Reformen" in den arbeitsmarktpolitischen Kanon aufgenommen wurde. Zusammen mit dem bereits seit langem bekannten Überbrückungsgeld wurden damit zwischen 2003 und 2006 mehr als eine Million...