An economy experiences a slowdown in its rate of growth of national income, although real GDP continues to rise. The accelerator theory predicts that
the level of planned investment will fall.
an increase in investment will restore the previous high rate of economic growth.
interest rates will increase, causing investment to fall.
a decrease in the level of investment will lead to a contraction in real GDP.
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.