Which one of the following is most likely to result in a positive (expansionary) demand-side shock to an economy?
A substantial increase in the rate of national insurance contributions paid by employers
A sudden and significant rise in household wealth driven by a nationwide housing market boom
A long-term improvement in the average skill level and productivity of the domestic workforce
A broad reduction in import tariffs on foreign raw materials and industrial machinery components
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.