Trade - Wikipedia
https://en.wikipedia.org/wiki/Trade
OverviewEtymologyHistoryPerspectivesTrendsInternational tradeBibliographyExternal linksTrade involves the transfer of goods and services from one person or entity to another, often in exchange for money. Economists refer to a system or network that allows trade as a market. An early form of trade, barter, saw the direct exchange of goods and services for other goods and services, i.e. trading things without the use of money. Moder…
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