The free 114 pages report from the University of Cambridge reveals that Bitcoin miners have collectively earned more than $2 billion #resiport
This is the first study to systematically investigate key cryptocurrency industry sectors by collecting empirical, non-public data. The study gathered survey data from nearly 150 cryptocurrency companies and individuals, and it covers 38 countries from five world regions. The study details the key industry sectors that have emerged and the different entities that inhabit them.
Source: Cambridge Judge Business School: Global Cryptocurrency