CAIE A-Level Economics A2 9.1 The Circular Flow of Income Questions

Practise calculating multipliers and propensities, balancing injections and withdrawals, identifying national-income gaps and applying the accelerator to investment changes.

Syllabus
2026–2028
Course
Economics 9708
Level
A2

Exam points

  • calculate the multiplier from MPC or leakages and derive the injection needed for a target income
  • use injections and withdrawals or expenditure diagrams to locate equilibrium and income gaps
  • apply the accelerator by linking a change in income or demand growth to induced investment

Question 1

[Maximum number: 1]

What is a necessary assumption of the Keynesian multiplier model?

A

increasing average propensity to save

B

flexible costs and prices

C

full employment of resources

D

open economies

Question 2

[Maximum number: 1]

When is an increase in national income most likely to induce an increase in investment spending?

A

when firms have spare production capacity

B

when firms use labour-intensive production

C

when the increase in income is regarded as permanent

D

when the increase in income is regarded as temporary

Question 3

[Maximum number: 1]

The diagrams show the performance of an economy using different measures.

Figure for Question 3 — CAIE A-Level Economics A2
Figure for Question 3 — CAIE A-Level Economics A2
Figure for Question 3 — CAIE A-Level Economics A2

If an economy is currently at point X on each diagram, what is the most likely conclusion that can be made based on this evidence?

A

Prices will increase significantly as the economy grows in the near future.

B

Supply-side policies would be the best option to encourage economic growth.

C

The economy is currently experiencing a deflationary gap.

D

There are shortages of skilled labour throughout the economy.

All question bank results loaded