Edexcel A Level · 9EC0 · Theme 3: Business behaviour and the labour market
3.3.2 Costs
Everything you need for questions on costs, in the words examiners reward. An interactive seven-step lesson goes with it.
What's on this sheet
- Cost definitions
- Short-run cost curves
- Why the curves are U-shaped
- Worked example
- Classic question: does a rise in fixed costs change the firm's output and price?
- Side 2: practice tasks, where the marks go, and exam-style questions
- Separate answer key
The lesson in seven steps
- One kitchen, more cooks
- Sort the costs
- Shift the curves
- Cost trainer
- Costs and decisions
- Build the chain
- Exam practice
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