In this book the key concepts of blockchain technology and an overview of the machinations of different blockchain ecosystems are presented. The socio-economic impact of this new technology is discussed including its impact on sectors such as energy, data, capital markets, logistics, and gambling.

This paper provides an in-depth analysis of all OP Return transactions published on Bitcoin between September 14, 2018, and December 31, 2019. The 32.4 million OP Return transactions (22% of all Bitcoin transactions) published during...

At the example of the regulatory framework for online gambling in Germany, this paper conceptualises and discusses how a dedicated blockchain system can be employed to separate monetary streams ...

The current system of securities clearing and settlement is dysfunctional, slow, prone to fraud, and expensive to operate. An alternative system based on distributed ledger technology...