What is the most likely form of exchange that is most used in the united states today?

Currently, the form of exchange that is most used in the United States today is the money or the dollar. A medium of exchange is an intermediary used in trade to avoid the inconveniences of a pure barter system. When money is used to intermediate the exchange of goods and services, it is performing a function as a medium of exchange. Unit of Account: It is a standard numerical unit of measurement of market value of goods, services, and other transactions.