WAEC Economics 2011 Question 12

Question 12

Theory of Demand

A consumer purchasing a commodity X will maximize his satisfaction if

  1. A.Px = MUx
  2. B.Px ≥ MUx
  3. C.Px > MUx
  4. D.Px < MUx
Show the answer and explanation

Answer: A (Px = MUx)

Explanation

Satisfaction is maximised when the marginal utility of the last unit equals its price.