Assuming other variables remain unchanged, when an initial rise in investment expenditure triggers a larger subsequent increase in equilibrium national income, this is an example of:
the accelerator process.
the operation of the multiplier.
a change in the marginal rate of tax.
an expansion in the productive capacity of the economy.
222 exam-style questions on AQA A Level Economics 2.2 How the macroeconomy works: the circular flow of income, aggregate demand/aggregate supply analysis and related concepts, covering 2.2.1 The circular flow of income, 2.2.2 Aggregate demand and aggregate supply analysis, 2.2.3 The determinants of aggregate demand, 2.2.4 Aggregate demand and the level of economic activity, 2.2.5 Determinants of short-run aggregate supply, and 2.2.6 Determinants of long-run aggregate supply. Each one has a worked solution and a mark scheme showing where the marks go.