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Economic models you can actually see move. Every curve is computed and every shift is verified. Built for students who want intuition, not just diagrams.

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Educational purposes only, not financial advice. Graphl teaches which economic framework applies and how its mechanism works; it does not solve assessment problems for you.

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  3. Money Market
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  5. Scenario

Money & Finance · advanced

Higher reserve requirements drain the money supply

What moves on the Money Market diagram

  • Msshifts left (large)

A higher reserve requirement reduces the money multipliermultiplierThe amount total output changes per dollar of initial spending change, powered by respending: 1/(1−MPC) in the simplest case. and contracts the money supply, shifting the supply line left and raising the equilibriumequilibriumThe point where opposing forces balance, quantity supplied equals quantity demanded, so there's no pressure for price to change. interest rate.

Watch it animateQuiz yourself on Money Market

Step by step

  1. 1

    Money supply is bigger than the cash the central bank prints, because banks create deposits when they lend.

  2. 2

    Regulators raise the share of deposits banks must hold in reserve.

  3. 3

    Each dollar of reserves now supports fewer loans, the money multipliermultiplierThe amount total output changes per dollar of initial spending change, powered by respending: 1/(1−MPC) in the simplest case. shrinks, and the money supply line shifts left.

  4. 4

    The interest rate rises without the central bank touching its policy rate at all.

Where this shows up

Examiners ask this as: reserve requirement, money supply falls, banks lend less, tightening, macroprudential.

Other scenarios on Money Market

Central bank expands the money supply →Emergency tightening →Economic boom raises money demand →Panic sends everyone rushing for cash →Tap-and-go cuts the cash people need to hold →The central bank buys bonds and eases rates →