AQA A Level · 7136 · Paper 1: Markets and market failure

4.1.4.5 Economies and diseconomies of scale

Also AQA AS 7135: 3.1.3.4

Everything you need for questions on economies and diseconomies of scale, in the words examiners reward. An interactive seven-step lesson goes with it.

What's on this sheet

  1. Key terms
  2. The LRAC curve
  3. Internal economies of scale
  4. Diseconomies and external effects
  5. Classic question: are bigger firms always more efficient?
  6. Side 2: practice tasks, where the marks go, and exam-style questions
  7. Separate answer key

The lesson in seven steps

  1. Build a bigger firm
  2. Which type?
  3. How many firms fit?
  4. Scale trainer
  5. Is bigger better?
  6. Build the chain
  7. Exam practice

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