An injection of government spending into an economy, where the marginal propensity to consume (MPC) is 0.6, results in a total increase in national income of 150 million. What was the value of the initial injection?
606060 million
909090 million
250250250 million
375375375 million
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.