IB Economics HLTopic 4 — The Global EconomyPaper 1, 2 & 3Core idea~9 min read
The World Trade Organization
The WTO is the referee of world trade. The awkward part, and the part exam questions love, is that this referee cannot actually send anyone off. Understanding why its power is limited is worth more marks than reciting its list of functions.
📚 What you need to know
The WTO was set up in 1995 to promote free trade between its member countries.
It has two main jobs: running trade negotiations and settling trade disputes.
Trade liberalisation means rolling back barriers to free trade, such as removing tariffs.
WTO judgements are not legally binding — members choose whether to obey.
Its influence is weakened by unequal bargaining power and by disagreement over services and primary products.
Regional trade agreements can work against the WTO’s aim, because they raise barriers on non-members.
What the WTO is for
The belief behind the whole organisation is simple: if countries specialise in what they are best at and trade freely, everyone ends up with more. More output, more jobs, higher living standards. The WTO exists to nudge the world towards that.
Key termTrade liberalisation = removing or reducing barriers to trade, such as tariffs, quotas and administrative rules
Job one: bringing countries together
The WTO organises rounds of negotiation where members sit down and agree to cut protectionist barriers between them. Progress is slow, because every member has industries it wants to protect and agreement usually has to be unanimous.
Job two: settling arguments
If one member thinks another has broken a trade agreement, it files a complaint. The WTO runs a hearing and makes a judgement.
Stage four is the whole system in one box. The WTO cannot punish a country. It can only give the injured country permission to punish back, and hope that is enough.
Say this in an answer and you will stand out: WTO rulings work through the threat of retaliation, not through law. A country big enough to absorb the retaliation can simply ignore the ruling.
Objectives and functions
Objectives — what it is trying to achieve
Functions — what it actually does
Raise living standards and improve people’s lives
Run trade negotiations between members
Promote fair competition between countries
Put agreements into practice and monitor them
Protect the environment
Settle disputes between members
Increase trade so more countries share in the gains
Build trading capacity in poorer member countries
Encourage predictable, rules-based trade
Speak to governments and other organisations for members
Why the WTO does not always get its way
Two things blunt its influence, and both come down to the same thing: the members are not equals.
This is the honest reason WTO rulings are followed unevenly. A small country that retaliates against a huge trading partner loses its own export market in the process.
Problem
What it looks like in practice
Hard to agree on services and primary products
Richer countries subsidise their own farmers, which lets them undercut producers from poorer countries on world markets. Poorer countries cannot afford to match those subsidies.
Hard to agree on services and primary products
Firms from poorer countries are often blocked from selling services in richer markets, and services are where the higher profits usually are.
Unequal bargaining power
Richer members are better connected, better resourced in negotiations, and can lean on outcomes they want.
Unequal bargaining power
Poorer members find it far harder to win preferential terms, so the gains from liberalisation are shared unevenly.
The awkward relationship with trading blocs
Here is the tension. The WTO wants barriers to come down for everyone. A regional trade agreement takes barriers down for members and keeps them up for outsiders. The two aims pull in opposite directions.
Link it back. Regional deals can cause trade diversion, moving trade from the world’s most efficient producer to a bloc member. That is the opposite of what free trade is supposed to deliver, and it happens inside WTO rules.
There are now several hundred regional trade agreements in force worldwide. Each one is a small step away from a single global set of rules and towards a patchwork of overlapping deals.
Worked examples
WORKED EXAMPLE 1
A small developing country wins a WTO ruling against a much larger economy that has been subsidising its farmers. Explain why the ruling may not change anything. [4]
Step 1: what the ruling actually gives
Not a fine. It gives the winner permission to impose trade barriers on the losing country.
Step 2: who that hurts
Tariffs on imports from a large economy raise prices for the small country’s own consumers and firms.
Step 3: the size problem
The lost sales are tiny for the large economy but the lost imports matter a lot to the small one.
The threat is not credible, so the subsidy continuesthis is why people say WTO enforcement works best between economies of similar size
WORKED EXAMPLE 2
Evaluate the view that regional trade agreements help the WTO achieve its aims. [8-style plan]
For
They remove tariffs and quotas between members, so trade genuinely does become freer for a large slice of world trade.
they can also act as practice runs, building the habit of negotiating and settling disputesAgainst
They keep barriers up on non-members, and can cause trade diversion away from the most efficient world producer.
members must also protect existing bloc rules, which makes global deals harder to reachJudgement
It depends on whether the deal mostly creates trade or mostly diverts it, and on how open the bloc’s external tariff is.
Freer trade inside, but not freer trade overall
💡 Exam tip
The single most valuable fact here: WTO rulings are not legally binding. Put it in any answer about WTO effectiveness.
Do not just list functions. Examiners reward the why — why agreement is slow, why enforcement is weak.
Link the WTO to trade creation and diversion whenever regional blocs come up. It shows you can connect two parts of the unit.
Use relative size as your evaluation tool: the same rule has very different force for a large and a small economy.
Remember the WTO’s purpose is liberalisation. Anything that raises barriers, including a bloc’s external tariff, works against it.
⚠ Common mix-up
The WTO does not fine countries. It allows the wronged country to retaliate. That is all.
It is not a lender. Loans and bailouts are the IMF and World Bank — the WTO deals with trade rules.
Trade liberalisation is not the same as globalisation. Liberalisation is specifically about removing trade barriers.
Membership does not mean free trade. Members still keep plenty of tariffs, quotas and subsidies.
Regional deals are legal under WTO rules — the criticism is that they pull against liberalisation, not that they break it.
Up next: Types of Exchange Rate System — we move from the rules of trade to the price that makes trade possible in the first place.
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