Although online poker is a gold mine of data, until now nobody knows where the players and their money come from. It seems that the knowledge about the online poker market has not been able to keep up with the speed of its evolution in the past years. This paper is the first to shed light on...

$1.6 billion criminal proceedings are transferred yearly into the legal system by money laundering (UNODC 2011). Only about 0.2% are identified and confiscated. The manifold negative consequences of money laundering are devastating and threaten the functionality of capital markets (Unger 2007)....

With ownership estimates of up to 25%, Turkey is at the forefront of cryptocurrency adoption rendering it an interesting example to study the proclaimed use cases of cryptocurrencies. Using exploratory factor analysis based on a sample of 745 Turkish cryptocurrency owners, we identify three...

Bitcoin runs on energy. The decentralized network’s amount of energy consumption has resulted in multifaceted discussions about its efficiency and environmental impact. To put Bitcoin’s energy consumption into perspective, we propose to relate (a) the energy consumption in TWh and (b)...