Im Jahr 2003 wurde die deutsche Zementindustrie wegen vorgeblicher Preis- und Quotenabsprachen mit einer Buße von über 600 Mio. Euro belegt. Im abschließenden gerichtlichen Verfahren des Jahres 2009 wurde die Buße erheblich reduziert, weil das Bundeskartellamt nicht in der Lage war, die...

We argue that self-binding rules in the context of the stabilisation of the eurozone — both monetary and fiscal — are important for a successful long-term European economic policy. The present loss of reputation due to the breaking of fundamental rules such as the no-bailout clause generates...

The analysis covers the organization of economic activities and how the supply of transportation systems influences the definition of markets. From a spatial perspective, competition and collusion in a high-speed railway (HSR) based network are examined at three levels: (a) the chain of regions...

The present article presents an improved and refined version of the SNUS-1 model (GAUDRY and BLUM 1993) documented only in French. The greatest difficulty faced in the development of the model did not have to do with structure – the multilevel structure is straightforward – but with the...

Traditional explanations for Western Europe's demographic growth in the High Middle Ages are unable to explain the rise in per-capita income that accompanied observed population changes. Here, we examine the hypothesis that an innovation in information technology changed the optimal structure of...

We analyze the spatial interaction among regions in North America and in Western Europe. We use a gravity model extended by a spatial correlation structures where data allows to evaluate the level of impact and the length of the spatial tail. This allows us to address to effects external to the...

Maintaining sufficient levels of competition ranks among the core interests of any national – and increasingly international – antitrust policy; however, the formal proof that a cartel really functioned economically and did not only exist in a legal sense is hard to deliver: market power is...

Wir untersuchen die Bedingungen, unter denen infolge der Globalisierung, insbesondere des Verfalls der (Informations-) Transaktionskosten Wettbewerbspolitik möglich ist. Zunächst zeigen wir in einem theoretischen Abschnitt die Folgen der veränderten Transaktionskosten auf institutionelle...