Dieser Beitrag diskutiert die wettbewerbliche Einschätzung von Nachfragemacht im Handel. Die Bewertung von Nachfragemacht hängt maßgeblich davon ab, ob Beschaffungsmärkte dem Bild des Monopsons mit einer fragmentierten Anbieterstruktur oder dem Bild bilateraler Verhandlungen gleichen. Wenn...

This study contributes to the ongoing debate on the relevance of non-executive outside directors for corporate governance building on a large panel of European listed firms in the period 2003 to 2011. Focusing on executive turnover as an indicator for effective monitoring, the findings reveal...

We investigate the influence of non-executive outside directors on firms' innovative performance for a sample of 1,393 listed firms in the EU - 15 member states plus Norway and Switzerland in the period 2005 to 2010. Our results show that the fraction of non-executive outside directors on the...

We analyze competition between workers in a gift-exchange experiment where two workers are hired by the same employer. In the competition treatment the two employees simultaneously choose their effort whereas in the baseline treatment competition cannot occur since there is only one employee per...

The German reserve power market was subject to important regulatory changes in recent years. A new market design was created by synchronization and interconnection of the four control areas. In this paper, we analyze whether or not the reforms led to lower prices for minute reserve power (MRP)....

Diese Dissertation behandelt Fragen des Wettbewerbs auf Softwaremärkten. Konkret geht es um folgende Frage: Welchen Einfluss haben kleine und mittelständische Unternehmen (KMUs) auf die Wettbewerbskonditionen in der Softwarebranche vor dem Hintergrund des zunehmenden Einsatzes von rechtlichen...

Informations- und Kommunikationstechnologien (IKT) sind der Antrieb des modernen Innovationsprozesses. Für besseres Verständnis dieser Dynamik, analysiert diese Dissertation die Wechselwirkungen zwischen Innovation und Wettbewerb. Die Arbeit umfasst zwei Teile: Erstens wird die Frage...

We analyze Bertrand duopoly competition in markets with network effects and consumer switching costs. Depending on the ratio of switching costs to network effects, our modelerates four different market patterns: monopolization and market sharing which can be either monotone or alternating. A...

This report brings together in a single volume the excellent contributions presented at the high-level conference on “The Future of Retail Banking in Europe: Competition and Regulatory Challenges” held at CEPS on the 10th of June 2009. The conference was jointly organized by the European...