WAEC Economics 2002 Question 14

Question 14

Theory of Costs and Revenue

Which of the curves in the diagram below represents the firm's marginal cost (MC)?

Diagram for this question
  1. A.Curve P
  2. B.Curve N
  3. C.Curve M
  4. D.Curve L
Show the answer and explanation

Answer: D (Curve L)

Explanation

The MC curve is the steep curve that falls a little and then rises sharply, cutting the U-shaped average curves at their lowest points: curve L.