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A-LevelEconomicsDemand and SupplyMay/June 2018Paper 1 Q51 Mark

India is one of the largest producers of tractors in the world. S₁ and D₁ are the original supply and demand curves for Indian tractors. [Figure showing supply and demand curves for tractors. S1 and D1 intersect at P1, Q1. S2 is to the right of S1, intersecting D1 at P2, Q2.] What would cause the supply curve to move to S2?

Arise in the incomes of Indian farmers
Brise in the price of electricity paid by Indian tractor manufacturers
Crise in the price of tractors produced in the US
Drise in the productivity of workers in Indian tractor factories

✓ Correct Answer

The correct answer is D: rise in the productivity of workers in Indian tractor factories

📋 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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About This A-Level Economics Question

Topic

This multiple-choice question tests Demand and Supply in A-Level Economics (syllabus code 9708). It is worth 1 mark.

Source

This question appeared in the Cambridge A-Level Economics May/June 2018 examination, Paper 1 Variant 2.

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