A proposed high-speed hyperloop network connecting logistics hubs across the UK is projected to require government funding of £6.8 billion.
Macroeconomic models estimate that the total subsequent increase in national income (GDP) arising from this stimulus will be £23.8 billion.
Define the term 'injection' in this context.
16 exam-style questions on Edexcel A A Level Economics 2.4.2 Injections and withdrawals. Each one has a worked solution and a mark scheme showing where the marks go.