We may be on the verge of a revolution in monetary finance that is the century-long dream of many prominent economists. Financial innovation is laying the foundation for their dream just as the U.S. political economy is shifting to support it. This revolution, if it proceeds, has major implications for global finance, economic development, and geopolitics, and will create many winners and losers. The shift I’m referring to is “narrow banking” built on stablecoins. If those are unfamiliar concepts to you, let me review 800 years of financial innovation in 500 words.
The origins of fractional reserve banking
Our current financial system is built on the concept of fractional-reserve banking. In the 13th and 14th century, Italian money changers cum bankers began to figure out that because depositors (rarely) demand their money back at the same time, they could hold only a fraction of the coin needed to back their deposits. Not only was this more profitable but it also facilitated pay
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