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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
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  3. Consumer & Producer Surplus
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  5. Scenario

Micro Foundations · intro

Cheaper production shifts the split

What moves on the Consumer & Producer Surplus diagram

  • Sshifts right (small)

Supply-side improvements expand output and pass much of the gain to consumers as lower prices.

Watch it animateQuiz yourself on Consumer & Producer Surplus

Step by step

  1. 1

    Start at equilibriumequilibriumThe point where opposing forces balance, quantity supplied equals quantity demanded, so there's no pressure for price to change..

  2. 2

    Technology cuts production costs, supply shifts right, price falls.

  3. 3

    Total surplus grows, and notice WHO gains most: cheaper supply hands consumers a bigger slice.

Where this shows up

Examiners ask this as: costs fall surplus, technology surplus, consumer gains from supply.

Other scenarios on Consumer & Producer Surplus

A tax shrinks the pie →Demand boom grows total surplus →A production subsidy expands the gains from trade →A demand slump shrinks the surplus triangles →Cheap imports flood in and buyers capture the gains →A supply disruption destroys gains from trade →