Answer is barter economy.
A cashless economy in which services and products are exchanged at specified rates is known as a barter economy. Barter economies are among the oldest, predating both on the monetary systems and the recorded history. Barter could be used successfully in practically almost every field.
Barter is a kind of commerce in which products and services are exchanged directly for one another without the use of money as a middleman. A farmer, for instance, would trade the bushel of wheat for a the pair of shoes from the shoemaker. Back about 6000 BC, Mesopotamian tribes were most likely the origins of the bartering system.
Therefore, the answer is barter economy.
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