Spoiler: US Government spent more money than they had in gold reserves culminating in the breaking of the Bretton Woods agreement with European nations. The USD

Spoiler: US Government spent more money than they had in gold reserves culminating in the breaking of the Bretton Woods agreement with European nations. The USD from 1973 became a fully fiat currency. So yes, if it deals with the US economy after 1970's, as the graphs indicate, it's inseparable from USD inflation most likely caused by government spending. https://en.wikipedia.org/wiki/Nixon_shock https://en.wikipedia.org/wiki/Nixon_shock