Der Ausbau von Ganztagsschulen genießt derzeit - u.a. auf Grund des schlechten Abschneidens deutscher Schüler bei der PISA-Studie - hohe Priorität in der politischen Agenda. In diesem Beitrag soll untersucht werden, wie sich der Ausbau von Ganztagsschulen auf die Erwerbsbeteiligung von...

The growing literature on the potential role of energy resources around the Caspian Sea is dominated by geoplitics whereas economic aspects have been largely neglected thus far. The relevance of Caspian oil and gas reserves continues to be praised, though objective data on production and exports...

Das Update des Führungskräfte-Monitors zeigt nach wie vor ein ernüchterndes Bild, was die Gleichstellung von Mann und Frau in Führungspositionen betrifft. So waren 27 Prozent der Führungskräfte in der Privatwirtschaft im Jahr 2008 Frauen. Damit ist der Anteil genauso hoch wie 2006. Im...

This article analyses the reform process in the European and the German natural gas sector. Competition in the industry and intra-European trade have been underdeveloped thus far. We argue that the European gas pipelines are a monopolistic bottleneck that require some form of access regulation,...

In this paper institutions are understood as rules of individual behavior. The focus is on the impacts of institutions on labor market decisions. Particular points are (1) the methods (or rules) that model individual decisions in neoclassical economics (rational choice approach), (2) implicit...

In addition to employed and unemployed persons, other groups of the society, namely parts of the so-called non-economically active persons, also often enter gainful employment, although they are generally not taken into account in the theoretical and empirical determinations of a country's...

This paper analyzes the risk allocation in concession models for German highways, according to the "F-Model" and the "A-Model". We first assess the deficits of traditional construction and management of highways in Germany and present the two concession models. Next, theoretical backgrounds and...