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...

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,...

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...

Vor dem Hintergrund der wachsenden Bedeutung der privaten Altersvorsorge gewinnt die private Vermögensbildung im Lebenszyklus in Deutschland seit einigen Jahren auch an wirtschaftspolitischer Relevanz. Eine neue Studie des DIW Berlin zeigt erhebliche Unterschiede in den Vermögensstrukturen...