Answer:
Money is an economic unit that functions as a generally recognized medium of exchange for transactional purposes in an economy. Money provides the service of reducing transaction costs, namely the double coincidence of wants. Money originates in the form of a commodity, having a physical property to be adopted by market participants as a medium of exchange. Money can be: market-determined, officially issued legal tender or fiat money, money substitutes, and fiduciary media, and electronic cryptocurrencies.
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