In an open economy, firms increase their planned investment spending by £45bn at the same time as the government cuts its capital expenditure by £15bn. As a result of these concurrent changes, national income rises by £54bn. Assuming no other changes to autonomous injections or leakages, the size of the multiplier is:
0.900.900.90
1.801.801.80
1.201.201.20
0.560.560.56
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.