In the circular flow of income model of an economy, which one of the following relationships is correct?
National Output ≡\equiv≡ National Income ≡\equiv≡ National Expenditure
National Output + Injections ≡\equiv≡ National Expenditure + Withdrawals
National Income −-− Withdrawals ≡\equiv≡ National Expenditure + Injections
National Output ≡\equiv≡ Injections ≡\equiv≡ Withdrawals
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.