As the rise of populist and right-wing political movements is connected to extensive media coverage, the question arises whether media report more on political parties because of their success or if their success is caused by media reports. To tackle this question, we investigate how media...

Soziale Netzwerke, Suchmaschinen und der Online-Handel zeichnen sich auf den ersten Blick dadurch aus, dass hier sehr große Unternehmen den Markt beherrschen. Ob dies aber zu Wettbewerbsbeschränkungen führt, wie digitale Märkte sinnvoll abzugrenzen und wie faire Marktbedingungen herzustellen...

In der Digitalwirtschaft zielen viele Geschäftsmodelle auf das Erheben von Daten, insbesondere personenbezogenen Daten, ab. Die enormen Datenmengen geben jedoch Anlass zur Diskussion. Werden die Nutzer ausgespäht und Datenmissbrauch betrieben, oder basiert das Geschäftsmodell darauf,...

The present paper proposes a myopic, boundedly rational heuristic for individual decision-making in differential game settings. I demonstrate that this type of behaviour converges to Nash equilibrium in infinitely repeated stage games without a state variable if the stage game is strategically...

As the rise of populist and right-wing political movements is connected to extensive media coverage, the question arises whether media report more on political parties because of their success or if their success is caused by media reports. To tackle this question, we investigate how media...

Market delineation is a fundamental tool in modern antitrust analysis. However, the definition of relevant markets can be very difficult in practice. This preliminary draft applies a new methodology combining a simple price correlation test with hierarchical clustering -a method known from...

Natural disasters are a challenge for good governance - this is the result of recent research investigating the effects of natural disasters on one important antagonistic force to good governance, public corruption. However, a specific analysis of droughts is so far neglected in this young...

Platform markets are characterized by the existence of indirect network effects that connect two or more market sides through a platform that internalizes these feedback effects. Conventional instruments of market definitions which consider price levels cannot easily applied in case of two-sided...

This study examines the effects of adult and non-adult mortality on the long-run level of income in a heterogeneous dynamic and cross-sectionally dependent panel. Employing data for 20 countries between 1800 and 2010, it is found that (i) while non-adult mortality has no long-run effect on GDP...

Geschäftsmodelle der digitalen Ökonomie basieren auf dem Angebot von Inhalten und Diensten, die von den Kunden teilweise mit personenbezogenen Informationen bezahlt werden. Vorteile entstehen, weil dies zu einer effizienteren Bereitstellung von Gütern und Dienstleistungen führen kann....