First published by Money Metals here: https://www.moneymetals.com/news/2015/11/04/gold-silver-will-prevail-000784

In order to visually demonstrate this process, the late John Exeter, an economist and U.S. Federal Reserve Board of Governors member, created in the late 1970’s what has come to be known as Exeter’s Pyramid (also called Exeter’s Golden Pyramid). When assets represented by the higher layers falter, money flows to the lower levels of the pyramid. And when paper money fails, the only thing left is gold.