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Economics

Watch markets move when supply and demand shift. 3 units and 10 concepts, each with a scene to play with and practice that adapts to you.

3Units
10Concepts
4Problems to start
PriceQuantityP*Q*SD
Price P*$20.00
Quantity Q*60 units
Supply and demand. Drag demand left or right and watch the price settle.

First session

Market equilibrium

About 15 minutes

  1. Play with the sceneOne minute with the picture above.

  2. Read the ideaTwo short lines on market equilibrium.

  3. Solve 4 problemsHints are there on every step.

  4. See your weak spotSo you know what to practice next.

Start practice

What you will learn

3 units · 10 concepts

  1. Supply and demand

    Unit 1 · 4 concepts

    1. Demand curves
    2. Supply curves
    3. Market equilibrium
    4. Price elasticity

  2. Markets and welfare

    Unit 2 · 3 concepts

    1. Consumer and producer surplus
    2. Taxes and deadweight loss
    3. Price ceilings and floors

  3. Production and costs

    Unit 3 · 3 concepts

    1. Marginal and average cost
    2. Profit maximization
    3. Perfect competition