Course review

2.7 Role of government in microeconomics

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Learning objective

2.7.1—Reasons for government intervention

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• Governments intervene to raise revenue, support firms, support low-income households, and influence production or consumption • Intervention can aim to correct market failure and promote equity

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Learning objective

2.7.2—Main forms of intervention

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• Main tools include price ceilings, price floors, indirect taxes, subsidies, direct provision, command and control regulation, and legislation • Diagram: price ceiling, price floor, indirect tax, and subsidy with effects on markets and stakeholders

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Learning objective

2.7.3—Consequences of intervention

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• Government intervention affects market outcomes and stakeholders • Consequences should be analysed and evaluated using efficiency, equity, and welfare criteria

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Learning objective

2.7.4 (HL)—Consumer nudges

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• Consumer nudges are a form of government intervention in markets • Nudges influence behaviour without banning choices or changing prices directly

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Learning objective

2.7.5 (HL)—Intervention calculations

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• Calculate effects of price ceilings and price floors on markets and stakeholders • Calculate effects of indirect taxes and subsidies on markets and stakeholders

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