Economics 0455 · IGCSE · Production possibility curve (PPC) diagrams

Production possibility curve (PPC) diagrams — practice question

The diagram illustrates a production possibility curve (PPC). Why is the curve normally shown in this shape?

  • AInternational free trade exists.
  • BOpportunity cost changes.
  • CResources are unlimited in supply.
  • DSome resources will be unemployed.

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