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CAMBRIDGE IGCSE · 0455

Economics

Clear, syllabus-organised notes for every core topic.

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Complete course map

Each chapter keeps explanations, definitions and exam advice together—without mixing in quizzes or practice questions.

01

CHAPTER 1

The basic economic problem

Explain scarcity, choice, opportunity cost and production possibility curves.

Key idea

Opportunity cost is the next best alternative forgone.

DefinitionsWorked explanationsExam tips
02

CHAPTER 2

Allocation of resources

Use demand, supply, equilibrium and elasticity to analyse market changes.

Key idea

A shift of a curve is different from movement along a curve.

DefinitionsWorked explanationsExam tips
03

CHAPTER 3

Microeconomic decision makers

Study households, workers, firms, production, costs, revenue and market structures.

Key idea

Use marginal thinking when explaining decisions at the edge.

DefinitionsWorked explanationsExam tips
04

CHAPTER 4

Government and the macroeconomy

Evaluate aims and policies involving growth, employment, inflation and redistribution.

Key idea

A policy may improve one objective while worsening another.

DefinitionsWorked explanationsExam tips
05

CHAPTER 5

Economic development

Compare living standards, poverty, population change and development indicators.

Key idea

Real GDP per head is useful but does not show income distribution.

DefinitionsWorked explanationsExam tips
06

CHAPTER 6

International trade

Explain specialisation, trade, protection, exchange rates and current account outcomes.

Key idea

A currency depreciation makes exports cheaper and imports dearer.

DefinitionsWorked explanationsExam tips