貿易ブロックおよび世界貿易機関（WTO）
導入済み| English | 意味 |
|---|---|
| customs union/ˈkʌstəmz ˈjuːnɪən/ | 関税同盟 |
| World Trade Organization/wɜːld treɪd ˌɔːɡənaɪˈzeɪʃn/ | 世界貿易機関 |
A decision you can investigate
- A seller inside a trading bloc gains easier access to other members. An outside seller may still face border duties.
- Integration among members can change competition faced by non-members.
Build the explanation
- A trading bloc gives members preferential access under an agreement. A free-trade area reduces internal trade barriers; a customs union 关税同盟 also has a common external tariff. The EU customs union is a named example.
- Members may gain larger markets and lower input prices, while firms face stronger competition. Non-member suppliers may lose sales if preferences favour member products; they may also sell more to a growing bloc economy.
Work through the evidence
- In a fictional bloc choice, a non-member product costs 8 before a tariff of 3: delivered price 11. A member product costs 10 without the internal tariff. A buyer switches to the member although its production cost is higher.
- The WTO provides a framework for negotiating trade agreements, monitoring implementation and resolving disputes about commitments. It does not run every member’s customs service or guarantee an instant end to trade disagreements.
外部者の関税込み価格は幾らですか？
難易度 1/5 · 100 コイン + 今日初回完了時に小ボーナス付与
8 に関税 3 を加えると、11 になります。
Test the limits
- Preferential access can create trade by replacing costly domestic production, or divert purchases away from a lower-cost outside supplier. Evaluate the actual tariff and cost comparison.
- Official references: EU customs union and WTO monitoring, disputes. Institutional roles checked 2026-10-02; no current dispute outcome is claimed.
関税同盟と自由貿易圏を区別するものは何ですか？
難易度 1/5 · 100 コイン + 今日初回完了時に小ボーナス付与
内部的な優遇措置のみでは、共通の対外関税が必然的に成立するわけではない。
ブロックへの加入は、すべての加盟企業に追加的な競争による利益がもたらされることを保証する。
難易度 1/5 · 100 コイン + 今日初回完了時に小ボーナス付与
一部の企業は市場を獲得しますが、他の企業は加盟国企業の競合によって販売を失う可能性があります。
Apply and explain your answer
- Why is the switch in the fictional example not proof of buying from the lowest-cost producer?
- The outside producer’s cost is 8; the tariff preference makes its delivered price exceed the member’s 10.
WTOの役割はどれか？
難易度 1/5 · 100 コイン + 今日初回完了時に小ボーナス付与
協定の実施状況のモニタリングは制度的機能である。
Use the terms precisely
- customs union: A bloc with reduced internal tariffs and a common external tariff.
- World Trade Organization 世界贸易组织: An institution supporting trade agreements, monitoring and dispute settlement.
用語とそれぞれの意味を結びつけよ。
難易度 2/5 · 140 コイン + 今日初回完了時に小ボーナス付与
各用語はこの授業で扱う特定のメカニズムを説明している。
In a fictional bloc choice, a non-member product costs 8 before a tariff of 3: delivered price 11. A member product costs 10 without the internal tariff. A buyer switches to the member although its production cost is higher. The WTO provides a framework for negotiating trade agreements, monitoring implementation and resolving disputes about commitments. It does not run every member’s customs service or guarantee an instant end to trade disagreements.
Preferential access can create trade by replacing costly domestic production, or divert purchases away from a lower-cost outside supplier. Evaluate the actual tariff and cost comparison. Official references: EU customs union and WTO monitoring, disputes. Institutional roles checked 2026-10-02; no current dispute outcome is claimed.
A trading bloc gives members preferential access under an agreement. A free-trade area reduces internal trade barriers; a customs union also has a common external tariff. The EU customs union is a named example.