The petrol market: shifting supply and demand

The market starts in equilibrium at point x. Shift the supply and demand curves and watch where the equilibrium moves — then test yourself on the four scenarios below.

Based on Question 3, Economics for Business (Sloman, Garratt, Guest & Jones).

P* Q* S₀ S₁ S₂ D₀ D₁ D₂ Quantity of petrol Price
Equilibrium: x
Price
unchanged
Quantity
unchanged

Question 3 — try each change before revealing

Click a scenario: the curves shift on the diagram. Predict the letter first, then read the answer.

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