Absolute advantage:
When a country can produce a good more cheaply in absolute terms than another country
Comparative advantage:
When a country is able to produce a good more cheaply relative to other goods produced; it has a lower opportunity cost
Theory of comparative advantage:
Countries will find specialisation mutually advantageous if the opportunity costs of production are different
Terms of trade:
The ratio of an index of a country’s export prices to an index of its import prices
Protectionism:
When government enact policies to restrict the free entry of imports into their country, such as tariffs and quotas
Tariffs:
Taxes placed on imported goods in an attempt to prevent people from buying them
Quota:
Limits placed on the level of imports allowed into a country
Trade liberalisation:
Reduction or removal of protectionist policies
Trading bloc:
A group of countries that reduce or remove trade barriers between them
Common market:
Members trade freely in all economic resources and impose a common external tariff
Customs union:
The removal of all tariff barriers between members and the introduction of a common external tariff
Trade creation:
When a country moves from buying goods from a high cost to a lower cost producer
Trade diversion:
When a country moves from buying goods from a low cost producer to a higher cost one
Revaluation:
When the currency is increased against the value of another under a fixed system
Appreciation:
An increase in the value of the currency using floating exchange rates
Managed floating exchange rate:
Value of the currency is determined by demand and supply but the Central Bank intervenes to prevent large changes
J-curve:
A current account will worsen before it improves following a depreciation of the currency
Marshall-Lerner condition:
The sum of the price elasticities of imports and exports must be more than one if a currency depreciation is to have a positive impact on the trade balance
Speculation:
Trading financial assets in hope of significant returns
Capital flight:
When large amounts of money are taken out of the country, rather than being left there for people to borrow and invest