Common ownership fundamentally upsets the well-settled merger enforcement ecosystem. Not only it challenges basic principles informing merger policy such as the presumed profitability of mergers for the merging firms and the merger-specificity of potential efficiencies but also it works against...

Digital platforms operate in multisided markets providing services through the internet to two or more distinct groups of users, between which there are indirect network effects. Direct network effects are frequently present within each group. Therefore, online platforms usually present both...

When “Roam Like At Home” (RLAH) rules were introduced in 2017, many observers thought that this was the end of the roaming problem in Europe. While retail roaming surcharges were abolished across the EEA, the underlying problem of high prices at the wholesale level continued and the existing...

The aim of this paper is threefold. First, it seeks to contribute to a more fine-grained comparison between US antitrust and EU competition law by (selectively) including state antitrust laws as well as laws that pursue objectives different from the antitrust laws but interfere with the aims of...

Motivated by the initiation of the third EU ETS trading period in January 2013, this paper examines the effects of EUA price variations on the electricity mix. We focus on the German electricity market, since it is one of the most important EU electricity markets. In this context, we formulate a...

This article investigates the purpose and workings of EU competition law and policy: how does the protection of competition promote welfare? It scrutinizes the claim that sustainable consumption and production (SCP) requires flexible rather than strict enforcement of Article 101 TFEU. Flexible...

This article investigates the purpose and workings of EU competition law and policy: how does the protection of competition promote welfare? It scrutinizes the claim that sustainable consumption and production (SCP) requires flexible rather than strict enforcement of Article 101 TFEU. Flexible...

More than a decade after the proclamation of consumer welfare as a goal of EU competition law, a fundamental question remains unanswered: namely, what is the content of the EU consumer welfare standard? What types of benefits and harms count respectively as welfare and as harm? Whose harm and...

This paper disentangles the distributional and welfare impact of price changes since the start of the cost of living crisis for a subset of European countries with different welfare regimes and price changes. It decomposes the impact of inflation and measures welfare changes using the...

This paper disentangles the distributional and welfare impact of price changes since the start of the cost of living crisis for a subset of European countries with different welfare regimes and price changes. It decomposes the impact of inflation and measures welfare changes using the...