Why governments levy taxes
Governments collect taxes for several distinct reasons. These include funding public services, reducing inequality, correcting market failures, and managing the overall level of spending in the economy.
Real World
The UK Sugar Tax (Soft Drinks Industry Levy), introduced in 2018, caused Coca-Cola to reformulate its recipes — showing how taxation can correct market failure beyond just raising revenue.
Exam Focus
For 'explain why governments levy taxes', address all four reasons (revenue, redistribution, correcting market failure, managing AD) for full marks.
Price Elasticity of Demand
PED = % change in quantity demanded ÷ % change in price
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