Unit 2: Microeconomics

Topic 2.6: Price Elasticity of Supply Questions

Practice 20 exam-style questions for IB Economics Topic 2.6. Review the question stems below, then unlock the full Question Bank to access markschemes, model answers, and AI grading.

11 mark
Price elasticity of supply (PES) measures:
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2state3 marks
2026vault
State what a PES value greater than 1 indicates.
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3state4 marks
2026vault
State two determinants of price elasticity of supply (PES).
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44 marks
Define price elasticity of supply and explain the difference between elastic and inelastic supply.
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5state3 marks
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State what a PES value between 0 and 1 indicates.
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64 marks
Define price elasticity of supply and explain the difference between elastic and inelastic supply.
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7state3 marks
2026vault
State what a PES value between 0 and 1 indicates.
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8state3 marks
2026vault
State what a PES value greater than 1 indicates.
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91 mark
Price elasticity of supply (PES) measures:
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10state4 marks
2026vault
State two determinants of price elasticity of supply (PES).
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11explain5 marks
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Explain why the supply of agricultural products is often price inelastic in the short run.
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12explain6 marks
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Explain how the ability to store inventories affects price elasticity of supply.
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13explain6 marks
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Explain why the supply of services is often relatively price inelastic in the short run.
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14explain6 marks
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Explain how factor mobility affects price elasticity of supply.
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15explain5 marks
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Explain why spare production capacity tends to make supply more price elastic.
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16explain5 marks
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Explain why supply is usually more elastic in the long run than in the short run.
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17explain5 marks
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Explain why a tax on a good with inelastic supply may lead to higher prices for consumers.
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18calculate5 marks
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The price of a product rises by 10% and quantity supplied rises by 25%. Calculate PES.
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19explain6 marks
2026vault
Explain why new housing supply is often very price inelastic in the short run.
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20explain6 marks
2026vault
Explain why the supply of fresh strawberries is likely to be less elastic than the supply of canned strawberries.
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