IB Economics HL 2.2.2 Hl Assumptions Behind Supply Questions

Practise linking fixed factors and falling marginal product to rising marginal cost, using product data, TP, MP and AP curves, and short-run cost relationships.

Syllabus
First assessment 2022
Course
Economics HL
Level
HL

Exam points

  • Define diminishing marginal returns as falling marginal product when more variable input works with fixed factors.
  • Calculate marginal product from total-product data and identify where diminishing returns begin.
  • Sketch TP, MP and AP curves, showing the relationship between marginal and average product.
  • Explain how falling marginal product raises marginal cost and shapes short-run cost curves.
  • Distinguish short-run diminishing returns from long-run returns to scale or economies of scale.

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