»Data-Based Markets in Competition Law. An Analysis of the Market Concept, Market Definition and Determination of Market Power« Against the background of economic research on data and its characteristics the thesis questions the market concept, market definition and the determination of market power. In this context, it classifies the changes introduced by the 9th amendment to the ARC and selected adaptations of the 10th amendment to the ARC and takes into account the discussion on data protection and data availability. The focus is on the adequate representation of access to data and its economic use in competition law.weiterlesen