Sound money, on the other hand, is market-based money and can be based on gold, silver, or anything else the market values. If the dollar were defined simply in terms of grains of silver, for example, then monetary policy and the politics surrounding it would recede into the background. No longer would markets swing wildly based on the particular phraseology contained in Fed policy statements.
https://mises.org/wire/why-powell-fears-gold-standard
