Equation of exchange — School of Salamanca · Aristotree

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Equation of exchange

Community · Velocity of money

Summary

In monetary economics, the equation of exchange is the relation:

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the mathematical expression of the quantity theory of money
The equation MV=PY explicitly relates the money supply (M) to the velocity of money (V), price level (P), and real output (Y), serving as the formal basis for analyzing money supply.
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mathematical definition of velocity
The equation of exchange (MV=PY) defines velocity (V) as the variable that balances the money supply (M) with the price level (P) and real output (Y).
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mathematical expression of the quantity theory
The equation MV=PQ serves as the formal mathematical foundation for the quantity theory of money, relating money supply, velocity, price level, and output.
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mathematical identity used to formalize the quantity theory of money
The equation MV=PY serves as the formal basis for monetarist analysis, linking money supply (M) and velocity (V) to price levels (P) and output (Y).
SourcesWikipedia Wikidata Wikipedia Wikidata

Facts