The European Commission has proposed a new regulatory tool for the governance of digital markets. The Digital Markets Act (DMA) intents to limit the market behavior of so- called gatekeeper companies to ensure contestable and fair digital markets. We review the provisions of the DMA both from a...

The European Commission has proposed a new regulatory tool for the governance of digital markets. The Digital Markets Act (DMA) intents to limit the market behavior of socalled gatekeeper companies to ensure contestable and fair digital markets. We review the provisions of the DMA both from a...

The COVID pandemic caused the political competition between the prime ministers of the German states to reach its peak. Whoever is the best at announcing, launching, or implementing policies to combat the pandemic can hope to capitalize most politically. In this paper, we attempt to document...

Zentraler Bestandteil der Modernisierung der deutschen Missbrauchsaufsicht und eines der meist diskutierten neuen Instrumente des GWB-Digitalisierungsgesetzes ist § 19a GWB. Dieser beinhaltet ein neues Machtkriterium - die Designation von Unternehmen mit sog. 'überragender marktübergreifender...

An increasingly important part of contemporary merger control both in the US and the EU is unilateral effects analysis, particularly with regard to oligopolistic mergers. In practice, this requires econometric analyses of past market data and, above all, the construction of simulation models in...

We review the Bundeskartellamt (Federal Cartel Office Germany) decision on the proposed merger between Springer and ProSiebenSat.1 from an economic point of view. In doing so, it is not our goal to analyse whether the controversial decision by the Bundeskar-tellamt has been correct or flawed...

This paper develops a proposal for an international multilevel competition policy system, which draws on the insights of the analysis of multilevel systems of institutions. In doing so, it targets to contribute to bridge a gap in the current world economic order, i.e. the supranational...

The recent Impala Judgment by the CFI on the Sony/BMG Decision by the Commission represents the most important ruling on collective dominance since Airtours. We review both the Decision and the Judgment and derive implications for the institutional and substantive development of EU Merger...

Economics rightfully represents the major basis for competition policy. Next to generating knowledge about competition and its welfare effects, the currently popular 'more-economic approach' is charged with a number of additional hopes and expectations, leading to a reduction of the ambiguities...

Event studies represent an increasingly popular method to evaluate the welfare effects of economic policy decisions. The basic idea is that stock market reactions to the announcement of policy decisions contain superior information about the welfare effects of these decisions. This paper...