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Graphl

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.

  1. Library
  2. /
  3. Baumol-Tobin Money Demand
  4. /
  5. Scenario

Money & Finance · intro

Interest rates spike

What moves on the Baumol-Tobin Money Demand diagram

  • Forgone interest (i/2)Mshifts left (small)

Higher i steepens holding costs; optimal cash falls by the square-root rule M* = √(2bY/i).

Watch it animateQuiz yourself on Baumol-Tobin Money Demand

Step by step

  1. 1

    Cash is convenient but earns nothing.

  2. 2

    Rates spike, every idle dollar now visibly costs you.

  3. 3

    The optimum slides left: hold less cash, visit the bank more. Money demand falls with the square root of i.

Where this shows up

Examiners ask this as: rates cash holdings, opportunity cost money.

Other scenarios on Baumol-Tobin Money Demand

Your spending doubles →