Answer:
In a barter economy people exchanges products and services without the use of money.
Explanation:r
A barter economy is a system in which money is not used and people exchange products and services for which they establish rates that are negotiated between them and it requires that both parties want what the other one has. Barter economy was one of the first systems used in history and today it can be seen in countries that have hyperinflation because money loses its value and people use bartering to be able to get the goods they need.