Globalisation, trade and payments
도입됨| English | 의미 |
|---|---|
| comparative advantage/kəmˈpærətɪv ədˈvæntɪdʒ/ | 비교 우위 |
| current account/ˈkʌrənt əˈkaʊnt/ | 경상 계좌 |
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.
난이도 2/5 · 140 코인 + 오늘 첫 완료 시 소액 보너스
Use these definitions in the particular context of Globalisation, trade and payments.
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?
난이도 1/5 · 100 코인 + 오늘 첫 완료 시 소액 보너스
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.
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?
난이도 1/5 · 100 코인 + 오늘 첫 완료 시 소액 보너스
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.
No limit applies. This one case settles the question for every setting.
난이도 1/5 · 100 코인 + 오늘 첫 완료 시 소액 보너스
Exchange-rate changes may not repair a current-account deficit quickly because contracts and elasticities matter.
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.
난이도 2/5 · 140 코인 + 오늘 첫 완료 시 소액 보너스
The concept and worked evidence support these claims; the stated limits rule out the universal shortcut.
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.