Economic Definition of equation of exchange. Defined.
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Term equation of exchange Definition: An equation that specifies the relation between the money supply, the velocity of money, the price level, and real production. The equation is stated as M*V = P*Q, where M is the money supply, V is the velocity, P is the price level, and Q is real production. This equation is a key component of the quantity theory of money, which offers an explanation between the money supply and inflation.