Includes bibliographical references and index.

List of contributors -- Part 1 -- Fintech markets structure and organisation -- 1. The boundaries of fintech : data-driven classification and domain delimitation / Claire Ingram Bogusz and Jonas Valbjorn Andersen -- 2. Entry barriers in fintech / Ryan Clements -- 3. Market concentration in fintech / Dean Corbae, Pablo D'Erasmo and Kuan Liu -- 4. Common ownership in fintech markets / Anna Tzanaki, Liudmila Alekseeva and José Azar -- 5. The potential competitive effects of CBDC on deposits, payments and bank business models / Youming Liu, Edona Reshidi, Francisco Rivadeneyra and Andrew Usher -- Part II -- Data, sustainability and competition law in fintech -- 6. Data-related abuses : an application to fintech / Nicolo Zingales -- 7. Vertical agreements in fintech markets / Lucy M.R. Chambers -- 8. Data sharing and interoperability : from open banking to the internet of things (IoT) / Oscar Borgogno and Giuseppe Colangelo -- 9. Susatainable finance and fintech : market dynamics, innovation and competition / Beatrice Crona and Marios C Iacovides -- Part III -- Fintech's institutional and regulatory setting -- 10. Regulating fintech and BigTech : reconciling the objectives of financial regulation and promoting competition / Iris H-Y Chiu and Despoina Mantzari -- 11. Enforcing fintech competition : some reflections on institutional design / Jens-Uwe Franck -- 12. The role of sectoral regulators and other state actors in formulating novel and alternative pro-competition mechanisms in fintech / Deirdre Ahern -- 13. The path from open banking to open finance / Simonetta Vezzoso -- Index.

Open access.