Enforcing the Digital Markets Act : Institutional Choices, Compliance, and Antitrust

The European Commission is charged with implementing the Digital Markets Act (DMA) which will impose a list of 22 do and don't to Big Tech platforms in March 2024. Based on economic and legal reasoning, this paper asks how the Commission can fulfil this challenging task effectively. The paper make recommendations about how the Commission might prioritize cases, design optimal internal work structures, maximize the compliance mechanism’s effectiveness, avoid reinventing at least some wheels by leaning on antitrust tools and knowledge, and leveraging the Commission’s concurrent antitrust and regulatory powers to ensure the speedy and effective resolution of current and future investigations