Trade Creation: Effect of a Customs Union in Creating or Increasing Trade

Trade creation refers to the effect of a customs union in creating or increasing trade between member countries due to the reduction of tariffs. It contrasts with trade diversion and is generally considered welfare-increasing.

Trade creation is a central concept in the field of international economics, especially concerning customs unions. The concept gained prominence with the formation of early customs unions in Europe, notably the Benelux Union (1944) and the European Economic Community (1957), which demonstrated significant trade benefits among member countries by reducing intra-union tariffs.

Types/Categories

  • Bilateral Trade Creation: Occurs between two countries within a customs union.
  • Multilateral Trade Creation: Involves multiple countries within a customs union expanding their trade networks simultaneously.

Key Events

  • Formation of the European Economic Community (EEC): Demonstrated significant trade creation among member states.
  • North American Free Trade Agreement (NAFTA): Led to increased trade between the U.S., Canada, and Mexico.
  • ASEAN Free Trade Area (AFTA): Enhanced trade relations between Southeast Asian nations.

Detailed Explanations

Mechanism of Trade Creation

Trade creation occurs when the removal or reduction of tariffs within a customs union makes goods from member countries cheaper compared to those from non-member countries, thus increasing the flow of trade within the union. This often leads to an overall increase in welfare as consumers benefit from lower prices and increased variety, and producers gain from access to larger markets.

Mathematical Model

The basic model to understand trade creation involves comparing the pre-tariff price of a good with the post-tariff price within the union:

$$ \text{Consumer Surplus Increase} = \frac{1}{2} \times (\text{Price Reduction}) \times (\text{Increase in Quantity Consumed}) $$

Here, consumer surplus represents the net benefit to consumers from lower prices.

Trade Creation vs. Trade Diversion

  • Trade Creation: Welfare-increasing due to more efficient allocation of resources within the union.
  • Trade Diversion: Welfare-decreasing due to the shift of trade from more efficient non-member producers to less efficient member producers.

Diagrammatic Representation in Mermaid

    graph LR
	  A[Non-Member Country] -->|Pre-Customs Union Trade| B[Member Country 1]
	  A -->|Pre-Customs Union Trade| C[Member Country 2]
	  B -->|Post-Customs Union Trade| C
	  C -->|Post-Customs Union Trade| B
	  B -->|Post-Customs Union Trade| D[Consumer Surplus Increase]
	  C -->|Post-Customs Union Trade| D

Importance and Applicability

Trade creation is crucial for understanding the economic benefits of customs unions and free trade areas. It illustrates how tariff reductions can lead to increased efficiency and welfare. Policymakers and economists utilize trade creation models to gauge the potential benefits of forming or joining a customs union.

Examples

  • European Union: Enhanced trade flows and economic integration.
  • MERCOSUR: Increased trade between South American nations like Brazil, Argentina, Uruguay, and Paraguay.
  • East African Community (EAC): Promoted regional trade in East Africa.

Considerations

  • Short-Term vs. Long-Term Effects: While trade creation typically shows immediate benefits, long-term effects depend on sustained economic policies and structural adjustments.
  • Net Welfare Gain: Customs unions should ensure that trade creation outweighs any trade diversion to achieve a net welfare gain.
  • Customs Union: A group of countries that agree to remove trade barriers between themselves and adopt a common external tariff against non-members.
  • Tariff: A tax imposed on imported goods to protect domestic industries and generate revenue.
  • Trade Diversion: The replacement of cheaper non-member imports with more expensive member imports due to customs union policies.

Comparisons

  • Trade Creation vs. Free Trade: Both aim to increase trade flows, but trade creation specifically results from the reduction of tariffs within a customs union, whereas free trade encompasses broader removal of trade barriers.

Interesting Facts

  • The European Union accounts for approximately 15% of global trade, largely due to trade creation within its member states.

Inspirational Stories

  • The establishment of the EEC led to unprecedented economic growth and cooperation among Western European nations, setting a model for regional integration worldwide.

Famous Quotes

  • “Trade is a necessary form of peace.” - Dwight D. Eisenhower

Proverbs and Clichés

  • “A rising tide lifts all boats.”

Expressions, Jargon, and Slang

  • “Trade Bloc”: Informal term for a customs union or free trade area.
  • “Tariff Wall”: A term describing high tariffs that act as a barrier to trade.

FAQs

What is the difference between trade creation and trade diversion?

Trade creation increases welfare by enabling more efficient trade within a customs union, while trade diversion reduces welfare by shifting trade from more efficient non-members to less efficient members.

How does a customs union create trade?

By reducing or eliminating tariffs between member countries, making intra-union trade more attractive compared to trade with non-members.

Can trade creation be negative?

No, trade creation itself is welfare-increasing. However, overall net welfare can be negative if trade diversion outweighs trade creation.

References

  • Balassa, B. (1961). The Theory of Economic Integration. Richard D. Irwin, Inc.
  • Viner, J. (1950). The Customs Union Issue. Carnegie Endowment for International Peace.
  • Bhagwati, J., & Panagariya, A. (1996). The Economics of Preferential Trade Agreements. AEI Press.

Summary

Trade creation, facilitated by customs unions, is a beneficial economic phenomenon that increases trade between member countries by reducing tariffs, leading to greater efficiency and welfare. Distinct from trade diversion, which is typically welfare-decreasing, trade creation emphasizes the positive outcomes of regional trade integration and economic cooperation. Understanding trade creation aids policymakers in designing trade policies that enhance economic growth and integration.

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