noun
gift economy; grant economy
An economic system where goods and services are given without explicit agreement for immediate or future rewards, often studied in anthropology and alternative economics.
贈与経済は、貨幣を介さない交換の一形態として研究されている。
The gift economy is studied as a form of exchange that does not involve money.
Compound of 贈与 (zōyo, 'gift, donation') and 経済 (keizai, 'economy'), likely a calque from English 'gift economy'.