Book excerpt: Debates about the digital media economy are at the heart of media and communication studies. An increasingly digitalised and datafied media environment has implications for every aspect of the field, from ownership and production, to distribution and consumption. The SAGE Handbook of the Digital Media Economy offers students, researchers and policy-makers a multidisciplinary overview of contemporary scholarship relating to the intersection of the digital economy and the media, cultural, and creative industries. It provides an overview of the major areas of debate, and conceptual and methodological frameworks, through chapters written by leading scholars from a range of disciplinary perspective. PART 1: Key Concepts PART 2: Methodological Approaches PART 3: Media Industries of the Digital Economy PART 4: Geographies of the Digital Economy PART 5: Law, Governance and Policy