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ZIMSEC O-Level Economics

6.1.4Shapes and shifts of the PPC

Shapes and shifts of the PPC in ZIMSEC O-Level Economics: what the syllabus expects you to know, the learning objectives and how to practise.
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Learning objectives

What the syllabus expects you to be able to do.

  1. 6.1.4.1Form 4: describe concave, convex and straight-line PPCs and what each shape means.
  2. 6.1.4.2Form 4: identify outward and inward shifts of a PPC and explain their causes.
  3. 6.1.4.3Form 4: analyse efficient and sustainable resource allocation.

Lessons

  • PPC shapes and shifts

    30 min

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Sample question

A sample question on this topic. Answer it, check it, then read the worked answer.

Shapes and shifts of the PPC: sample question

1 mark

Which of these would shift a country's production possibility curve outwards?

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