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JAMB Economics 2014 Question 9

Question 9

Theory of Demand

A change in demand for a normal good implies that, there is a

  1. A.movement along a given demand curve.
  2. B.change in the price elasticity of demand.
  3. C.change in the quantity demanded as price charges.
  4. D.shift in the demand curve.
Show the answer and explanation

Answer: D (shift in the demand curve.)

Explanation

Economists use 'change in demand' for a shift of the whole demand curve, and 'change in quantity demanded' for a movement along it caused by price.