Globalisation, trade and payments · Globalização, comércio e pagamentos
| English | Português |
|---|---|
| comparative advantage/kəmˈpærətɪv ədˈvæntɪdʒ/ | vantagem comparativa |
| current account/ˈkʌrənt əˈkaʊnt/ | conta corrente |
A decision you can investigate
- Country A needs 2 hours to make a shirt and 4 for a radio. Country B needs 6 for a shirt and 6 for a radio.
- A is faster at both, but relative costs still differ.
Build the explanation
- Comparative advantage 比较优势 concerns lower opportunity cost, not lower absolute resource use.
- Trade protection can support infant industries or jobs, but may raise input costs, reduce choice and provoke retaliation.
Match the terms to their precise meanings. · Combine os termos com seus significados precisos.
Use these definitions in the particular context of Globalisation, trade and payments. · Use estas definições no contexto específico de Globalização, comércio e pagamentos.
Work through the evidence
- In A, one radio costs two shirts; in B, one radio costs one shirt. B has comparative advantage in radios.
- A has comparative advantage in shirts: one shirt costs half a radio in A and one radio in B.
Which country has comparative advantage in radios? · Qual país tem vantagem comparativa em rádios?
In A, one radio costs two shirts; in B, one radio costs one shirt. B has comparative advantage in radios. A has comparative advantage in shirts: one shirt costs half a radio in A and one radio in B. · Em A, um rádio custa duas camisas; em B, um rádio custa uma camisa. B tem vantagem comparativa em rádios. A tem vantagem comparativa em camisas: uma camisa custa metade de um rádio em A e um rádio em B.
Test the limits
- The model assumes mobility within a country and a simplified production structure.
- Exchange-rate changes may not repair a current-account deficit quickly because contracts and elasticities matter.
Which caution belongs to this particular task? · Qual precaução pertence a esta tarefa particular?
The model assumes mobility within a country and a simplified production structure. Exchange-rate changes may not repair a current-account deficit quickly because contracts and elasticities matter. · O modelo assume mobilidade dentro do país e uma estrutura de produção simplificada. Alterações cambiais podem não corrigir rapidamente um défice na conta corrente, pois contratos e elasticidades são relevantes.
The explanation in this lesson makes a conditional claim; relevant context and evidence still matter. · A explicação nesta lição faz uma afirmação condicional; contexto relevante e evidências ainda importam.
Exchange-rate changes may not repair a current-account deficit quickly because contracts and elasticities matter. · Mudanças na taxa de câmbio podem não corrigir um déficit em conta corrente rapidamente, pois contratos e elasticidades importam.
Apply and explain your answer
- Which country has comparative advantage in radios?
- Country B, because its opportunity cost is one shirt rather than two.
Choose the two statements supported by this lesson. · Escolha as duas afirmações apoiadas por esta lição.
The concept and worked evidence support these claims; the stated limits rule out the universal shortcut. · O conceito e a evidência resolvida apoiam essas afirmações; os limites declarados descartam o atalho universal.
Use the terms precisely
- comparative advantage: The ability to produce at a lower opportunity cost.
- current account 经常账户: A record including trade in goods and services and income flows.
In A, one radio costs two shirts; in B, one radio costs one shirt. B has comparative advantage in radios. A has comparative advantage in shirts: one shirt costs half a radio in A and one radio in B.
The model assumes mobility within a country and a simplified production structure. Exchange-rate changes may not repair a current-account deficit quickly because contracts and elasticities matter.
Comparative advantage concerns lower opportunity cost, not lower absolute resource use.