Part I. Foundations --Blockchain economic networks: economic network theory--systemic risk and blockchain technology / Melanie Swan Blockchain adoption: technological, organisational and environmental considerations / Trevor Clohessy, Thomas Acton, and Nichola Rogers --Blockchain-based decentralized business models in the sharing economy: a technology adoption perspective / Andranik Tumasjan and Theodor Beutel -- Blockchain as a platform / Florian Glaser, Florian Hawlitschek, and Benedict Notheisen -- Blockchain technology: the autonomy and self-organisation of cyber-physical systems / Ben van Lier --Part II. Finance --Bitcoin and investment portfolios / Karl Weinmayer, Stephan Gasser, and Alexander Eisl --Blockchain in the payments industry: developing a discussion agenda based on pain points and opportunities / Friedrich Holotiuk, Jurgen Moormann, and Francesco Pisani --Blockchain and initial coin offerings: blockchain's implications for crowdfunding / Laurin Arnold, Martin Brennecke, Patrick Camus, Gilbert Fridgen, Tobias Guggenberger, Sven Radszuwill, Alexander Rieger, Andre Schweizer, and Nils Urbach --Insurance under the blockchain paradigm / Paolo Tasca -- Index