Graphl
LearnLibraryPlayPracticeTools
Go Pro
Go ProLearnLibraryPlayPracticeToolsAccount

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.

Explore

  • Model library
  • Courses: HSC to university
  • HSC Economics track
  • Graphdle (daily puzzle)
  • Graph builder
  • Compare models
  • Learn
  • Economics glossary
  • Live data

Tools

  • Exam mode
  • Which model do I use?
  • Your dashboard
  • Sign in
  • Pricing & Pro
  • Settings
  • Take the site tour

Company

  • About & contact
  • Terms of use
  • Privacy
  • Refunds

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. Malthusian Growth Model
  4. /
  5. Scenario

Advanced Macro & Growth · intro

An agricultural revolution

What moves on the Malthusian Growth Model diagram

  • Food F(N)shifts up (small)

Technology raises food output, but population growth converges to the new equilibriumequilibriumThe point where opposing forces balance, quantity supplied equals quantity demanded, so there's no pressure for price to change. at unchanged subsistence income.

Watch it animateQuiz yourself on Malthusian Growth Model

Step by step

  1. 1

    Better seeds and rotation lift the food curve.

  2. 2

    For a generation, people eat better…

  3. 3

    …then population expands to the new crossing. MORE people, SAME living standard. The trap absorbs every gain, until technology outruns fertility.

Where this shows up

Examiners ask this as: farming technology population, agricultural revolution trap.

Other scenarios on Malthusian Growth Model

A plague strikes →