Which most accurately explains why fiat money differs from commodity money? Responses Fiat money can also be used as a productive input. Fiat money can also be used as a productive input. Fiat money has value because it enables the barter system to work. Fiat money has value because it enables the barter system to work. Fiat money only has value as a medium of exchange. Fiat money only has value as a medium of exchange. Fiat money has value because it is a precious metal such as gold