Several central banks, including the Bank of England, the People’s Bank of China, the Bank of Canada and the Federal Reserve, are exploring the concept of issuing their own digital currencies, using the blockchain technology developed for Bitcoin. Skeptical commentators suspect that their primary goal is to eliminate cash, setting us up for negative interest rates (we pay the bank to hold our deposits rather than the reverse).
But Ben Broadbent, Deputy Governor of the Bank of England, puts a more positive spin on it. He says Central Bank Digital Currencies could supplant the money now created by private banks through “fractional reserve” lending – and that means 97% of the circulating money supply. Rather than outlawing bank-created money, as money reformers have long urged, fractional reserve banking could be made obsolete simply by attrition, preempted by a better mousetrap. The need for negative interest rates could also be eliminated, by giving the central bank more direct tools for stimulating the economy. The Blockchain Revolution How blockchain works was explained by Martin Hiesboeck in an April 2016 article titled “Blockchain Is the Most Disruptive Invention Since the Internet Itself“: