Mirelo Deugh Ausgam Valis

Let there be two owners A and B of commodities x and y, respectively, of whom A wants y and B wants x. With no money and no third...

Part of this article appears in Issue 20In his pocket, Joe has an old leather wallet. It contains enough banknotes to buy him a brand new wallet of a...

Peercoin was the first Bitcoin-based monetary system to use proof-of-stake as a mechanism to ensure its own integrity. However, there are some objections to Peercoin’s proof-of-stake model. This article...