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WAEC Economics 2022 Question 6

Question 6

Theory of Demand

The increase in the demand for a commodity may lead to a decrease in the demand for another if both are

  1. A.in complementary demand
  2. B.of the same quality
  3. C.in composite demand
  4. D.in competitive demand
Show the answer and explanation

Answer: D (in competitive demand)

Explanation

Substitutes compete: buying more of one means buying less of the other.