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Edexcel IAL Economics · WEC14

Developments in the Global Economy —
WEC14 notes

Revision notes for Unit 4: globalisation, international trade, exchange rates, poverty and inequality, the role of the state, and economic development — the global perspective.

  • 6 topics fully covered
  • Free notes across all four units
  • WEC14 exam ready

4.3.2 — Trade and the Global Economy

Key idea

Comparative advantage shows that even if one country is more efficient at everything, both nations gain from specialisation and trade.

  • Specialisation — countries produce goods at the lowest opportunity cost.
  • Terms of trade — the rate at which one good is exchanged for another internationally.
  1. Trade opens
  2. Specialisation
  3. Output rises
  4. Consumer gains
The exam

The WEC14 paper

2 hours · 80 marks · sat in January, June and October

  1. ASix multiple-choice questions6 marks
  2. BA five-part question on data in a source booklet34 marks
  3. CTwo 20-mark essays, from a choice of three40 marks

Next sittings

  • Fri 30 Oct 2026 · morning · October 2026 series
  • Wed 20 Jan 2027 · afternoon · January 2027 series
  • Fri 4 Jun 2027 · morning · May/June 2027 series

Start times vary by time zone. Your exams officer confirms yours.

All six topics

Everything in Unit 4, spec point by spec point

Open any topic straight in the app.

Unit overview

What you need to know for WEC14

Think globally
Every answer should reference real-world examples. Use countries, trade agreements and data to support your analysis.
Data is king
Use Gini coefficients, HDI rankings, trade data and BoP figures to support arguments and demonstrate applied knowledge.
Winners and losers
Globalisation and trade create both winners and losers. Examiners reward you for analysing who gains and who loses from any policy change.
Everything connects
Trade affects the BoP, which affects exchange rates, which affects competitiveness. Show the chain of reasoning in every answer.

Exam paper info

WEC14 at a glance

Assessment details

Exam paper
WEC14
Duration
2 hours
Total marks
80 marks
% of IAL
25%
Question types
4820
Data response
Yes — Section B
Essay questions
Section C — choose 2 of 3

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