The book addresses one of the most pressing issues of the present-day market and society: the growing position of online platforms (such as Facebook and Amazon) in governing market and society. It systematically examines the background of this phenomenon and prospects for its regulation by states.

Hans-Wolfgang Micklitz: Introduction - Mateusz Grochowski/Federica Casarosa: Enforcing private regulation: the challenges of platform economy

Part 1 - Out-of-State Regulation in the Platform Economy
Giovanni De Gregorio/Pietro Dunn: Online platforms as private regulators - Friederike Bahl: Theorising Platform Regulation, A Sociological Account Between Private and Public Governance - Katarzyna Łakomiec: Public law and co-regulation. Influence of human rights discourse on internet platforms' standard of privacy protection - Mateusz Grochowski: Online platforms and the shadow contract law

Part 2 - Enforcing platforms rules - horizontal perspectives
Marta Cantero Gamito: Enforcing private regulation in the platform economy - Costanza Di Francesco Maesa: Digital platforms and vulnerable users - Claudia Schubert/Johannes Ipsen: Enforcement by labour platforms - Federica Casarosa: Internal mechanisms of control between fully automated systems and human in the loop - Barbara Warwas: Dispute Resolution within Online Platforms: In search of the regulatory paradigm and Systematic function of dispute resolution in the digital platform economy

Part 3 - Enforcing platforms rules - domestic perspectives
Michael Denga: Germany - Dianora Poletti †/Federica Casarosa Italy - Sara Migliorini/Constance Bonzé: France - Paul Verbruggen/Eric Tjong Tjin Tai: Netherlands - Joana Campos Carvalho: Portugal