Unit Overview
International Trade and Globalisation
CIE IGCSE EconomicsΒ· 5 min read π 12-15% of total exam marks, across both MCQ and structured response sections
1. Unit at a glance
The unit follows a logical progression from foundational trade theory to real-world global economic systems. You will first learn why countries specialise in producing certain goods and services, then move to debates around free trade versus protection, how currencies are valued in global markets, and finally how countries track cross-border financial flows.
Work through these subtopics in order for the most coherent learning journey:
International Specialisation
Explains why countries specialise β superior resource allocation and cheaper production methods β and the benefits and drawbacks of specialising and trading.
β β β± 4 min
Globalisation, Free Trade and Protection
Analyses drivers and impacts of globalisation, plus arguments for/against free trade and common protectionist tools like tariffs and quotas.
β β β β± 6 min
Foreign Exchange Rates
Covers how exchange rates are determined, factors causing fluctuations, and their effect on international trade and domestic inflation.
β β β β± 5 min
Current Account of the Balance of Payments
Breaks down components of the current account, and evaluates economic impacts of persistent surpluses and deficits.
β β β β β± 5 min
2. Common Pitfalls
Wrong move:
Working out numerical opportunity-cost or comparative-advantage tables to decide what a country should specialise in
Why:
For 0455 the basis for national specialisation is described only in broad terms β superior resource allocation and/or cheaper production methods. Numerical comparative advantage and opportunity-cost tables are A-Level (9708) content and are not required or rewarded.
Correct move:
Explain specialisation qualitatively: a country focuses on goods it can produce with better use of its resources or at lower cost, then trades for the rest.
Wrong move:
Assuming all protectionist policies are only designed to protect domestic jobs
Why:
Protectionism can also be used to protect infant industries, prevent dumping, or address national security concerns.
Correct move:
Evaluate the full set of policy objectives when analysing the justification for protectionist measures.
Wrong move:
Assuming a current account deficit is always harmful for an economy
Why:
Temporary deficits can fund productive imports of capital goods that drive long-term economic growth.
Correct move:
Assess the size, duration, and root cause of a current account imbalance before judging its economic impact.
3. Quick Reference Cheatsheet
Concept | Key Definition |
|---|---|
Basis for Specialisation | A country produces goods where it has superior resource allocation and/or cheaper production methods, described in broad terms with no calculations |
Tariff | Tax imposed on imported goods to raise their price and reduce domestic demand for imports |
Exchange Rate Appreciation | Increase in value of one currency relative to another, making imports cheaper and exports more expensive |
Current Account Surplus | Occurs when value of exports of goods/services plus net income/transfers exceeds total imports |
Opportunity Cost of Production | Value of the next best alternative forgone when producing one unit of a good |
What's Next
Begin your study of international trade by first mastering the core theory of international specialisation, which forms the basis for all subsequent discussions of global trade flows and policy. Work through each subtopic in order, as concepts build sequentially: understanding trade policy relies on knowledge of specialisation gains, while balance of payments analysis requires familiarity with exchange rate movements. After finishing this full unit, you will progress to the unit on economic development.