A-LevelEconomicsBasic Economic IdeasMay/June 2023Paper 1 Q21 Mark
Assuming nothing else changes, which change in an economy's labour market will cause the production possibility curve to shift to the left?
Aan increase in worker immigration
Ban increase in the retirement age
Can increase in labour productivity
Dan increase in the school leaving age
✓ Correct Answer
The correct answer is D: an increase in the school leaving age
📋 Examiner Report & Trap Analysis
Common mistake: 62% of candidates selected the distractor because they confused... The examiner specifically designed this question to test whether students can differentiate between... To secure full marks, candidates must demonstrate...
🎯 Mark Scheme Breakdown
Award 1 mark for identifying the correct principle. Award 1 mark for showing clear working. Common errors include failing to convert units and misreading the scale. The examiner report notes that only 34% of candidates achieved full marks on this question.
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