JAMB Economics 2000 Question 10

Question 10

Theory of Consumer Behaviour

In the diagram above, L1L1 and L2L2 are budget lines. I1, I2 and I3 are indifference curves. Which points are optimal?

Diagram for this question
  1. A.U and W
  2. B.U and Z
  3. C.V and W
  4. D.Y and Z.
Show the answer and explanation

Answer: C (V and W)

Explanation

The best point on each budget line is where it just touches an indifference curve: V on L1L1 (touching I1) and W on L2L2 (touching I2).