Блокчейн is the multifunction and multilevel information technology intended for the reliable account of different assets. Potentially this technology embraces all and singular spheres of economic activity and has a great number of application domains. In their number: finances and economy| of operation with material and non-material assets, account in state and private organizations and organizations of mixed type. In fact, блокчейн is a new organizational paradigm for co-ordination of any type of human activity. Maybe even, that this our future about that it is useful to know already today. A book is addressed to those, who is interested in financial instruments and technological innovations, in particular by cryptotechnologies.

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