CAIE A-Level Economics AS 3.2 Methods and Effects of Government Intervention in Markets Questions

Practise analysing indirect taxes, subsidies, price controls, buffer stocks, direct provision and information through market diagrams, incidence and stakeholder effects.

Syllabus
2026–2028
Course
Economics 9708
Level
AS

Exam points

  • select the intervention that shifts demand, shifts supply or fixes price in the stated market
  • draw the policy effect and calculate shortages, surpluses, incidence, revenue or expenditure
  • evaluate effectiveness through elasticity, administration, storage, information and stakeholder impacts

Question 1

[Maximum number: 1]

The diagram shows the effect of an indirect tax imposed on cigarettes. The market is initially in equilibrium at point X .

Figure for Question 1 — CAIE A-Level Economics AS

Which area represents the incidence of the tax on consumers?

A

P1ZYP2\mathrm{P}_{1} \mathrm{ZYP}_{2}

B

P1ZWPe\mathrm{P}_{1} \mathrm{ZWP}{ }_{\mathrm{e}}

C

PeWYP2\mathrm{P}_{\mathrm{e}} \mathrm{WYP}_{2}

D

PeXZP1\mathrm{P}_{\mathrm{e}} \mathrm{XZP}_{1}

Question 2

[Maximum number: 1]

A government decides to remove fees for higher education provided by the public sector and the private sector.

What is the consequence of this policy?

A

Higher education is less likely to be provided by the private sector.

B

Resources in higher education will be allocated through the price mechanism.

C

The demand for higher education will be perfectly elastic when the price is zero.

D

The opportunity cost of higher education to students will be zero.

Question 3

[Maximum number: 1]

The table shows the market demand and market supply for kiwifruit over a year.
At a market price of $ 3 per kg there is disequilibrium in the market.

Table for Question 3 — CAIE A-Level Economics AS

Which action would the government have to take to achieve market equilibrium at a price of $ 3 per kg?

A

impose an indirect tax of $ 2 per kg on kiwifruit

B

purchase the entire supply at $ 3 per kg and sell at $ 2 per kg

C

set a maximum price of $ 3 per kg

D

subsidise kiwifruit production by $ 2 per kg

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