Unit 1 Introduction to economics

1.1 What is economics?

1.2 How do economists approach the world?

Unit 2 Microeconomics

2.1 Demand

2.2 Supply

2.3 Competitive market equilibrium

2.5 Elasticities of demand

2.6 Elasticity of supply

2.7 Role of government in microeconomics

2.8 Market failure - externalities and common pool or common access resources

2.9 Market failure - public goods

Unit 3 Macroeconomics

3.1 Measuring economic activity and illustrating its variations

3.2 Variations in economic activity - aggregate demand and aggregate supply

3.3 Macroeconomic objectives

3.4 Economics of inequality and poverty

3.5 Demand management - monetary policy

3.6 Demand management - fiscal policy

3.7 Supply-side policies

Unit 4 The global economy

4.1 Benefits of international trade

4.2 Types of trade protection

4.3 Arguments for and against trade control/protection

4.4 Economic integration

4.5 Exchange rates

4.6 Balance of payments

4.6.1—Balance of payments

4.6.2—Components of the balance of payments

4.6.3—Interdependence between accounts

4.7 Sustainable development

4.8 Measuring development

4.9 Barriers to economic growth and/or economic development

4.10 Economic growth and/or economic development strategies

IB Economics HL 4.6.7 (HL)—Marshall-Lerner condition and J-curve Question Bank

• Marshall-Lerner condition explains when depreciation improves the current account

• J-curve effect shows the possible short-run worsening before improvement

• Diagram [HL]: J-curve with reference to the Marshall-Lerner condition

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