A-LevelEconomicsThe price system and the microeconomy9708/12 · Feb/Mar 2025 · Q111 Mark
A decrease in the quantity demanded of a product results in a proportionate decrease in sales revenues. What is true about its price elasticity of demand?
AIt is between zero and one.
BIt is infinite.
CIt is unitary.
DIt is zero.
✓ Correct answer
B: It is infinite.
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