A-LevelEconomicsThe price system and the microeconomy9708/12 · Feb/Mar 2022 · Q131 Mark
The diagrams show the effect of a change in the market for good X on the market for good Y. What is the most likely relationship between the two goods? [Figure 13]
This question uses a diagram from the original paper, which isn't shown here. Open the full paper from the past papers archive to see it.
AX and Y are complements.
BX and Y are demerit goods.
CX and Y are in joint supply.
DX and Y are substitutes.
✓ Correct answer
A: X and Y are complements.
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