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Lecture 4
Tariffs
Chapter 6
AGRB 360
Global Agri-food Trade
2
Topics to be Covered
 Types of Commercial Policies
 Tariffs and Types
 Consumer Surplus vs. Producer Surplus
 Effects of a Tariff
 Small Country vs. Large Country Case
 Deadweight Costs
 Optimal Tariff
 Effective Rate of Protection
3
Commercial Policy
 Actions taken by government to influence
the country’s volume and composition of
trade
 Types of Commercial Policy
 Tariff
 Quota
 Subsidy
 Non-tariff Barriers
4
Tariff
 A tax imposed by government on either
imports or exports
5
Quota
 A government-imposed limit on the value
or quantity of an import or export good
6
Subsidy
 A government payment to a domestic
industry to encourage exports or
discourage imports
7
Non-tariff Barriers
 A wide range of government policies other
than tariffs designed to affect the volume
or composition of a country’s international
trade
 These NTBs include:
 Health and safety standards
 Government procurement policy
8
Gains from Free Trade
 Economic Gains— increase in standard of living
and economic growth that result from a country’s
engaging in free international trade
 Political Gains— increases in well-being that
accrue to a country because expanded trade and
economic interdependency may increase the
likelihood of reduced international hostility
9
Relationship Between Trade and
Economic Growth
 Trade enhances economic growth through
imports of capital goods.
 Trade enhances international diffusion of
technology.
 Trade is pro-competition.
 Trade expands market size if economies of scale
exist.
 Trade can enlarge the pool of savings necessary
for investment spending.
10
Types of Tariffs
 Ad Valorem tariff— a tax equal to a
certain percentage of the good’s
selling price.
 Specific tariff— a tax equal to a fixed
amount of money per unit sold.
 Compound tariff— a tax with both ad
valorem and specific components.
11
Tools for Analyzing Tariff Effects
 Consumer Surplus
 Producer Surplus
12
Consumer Surplus
 The difference between the amount
consumers are willing to pay to purchase a
given quantity of a good and the amount
they have to pay to purchase the good
13
14
Producer Surplus
 The difference between the price paid in
the market for a good and the minimum
price required by the industry to produce
and market the good
15
16
Gains from Free Trade for a Small Country
 Imports Side
 Exports Side
17
Effects of Free Trade on the Imports Side
 Price effect
 Consumption effect
 Production effect
 Imports effect
 Consumer surplus effect
 Producer surplus effect
18
19
Trade Effects on Imports Side (cont.)
 Net welfare effect
20
Effects of Free Trade on Exports Side
 Refer to Figure 6.5 Gains (Exports Side)
 Price effect
 Consumption effect
 Production effect
 Exports effect
 Consumer surplus effect
 Producer surplus effect
21
22
Trade Effects on Exports Side (cont.)
 Net welfare effect
23
Effects of a Tariff Imposed by a Small
Country
 Refer to Figure 6.6 Effect of Import Tariff
 Price effect
 Consumption effect
 Production (or protective) effect
 Imports effect
 Government revenue effect
 Consumer surplus effect
 Producer surplus effect
24
25
Welfare Cost of Tariff Imposed by a Small
Country
 Deadweight cost— value of wasted
resources devoted to expanded domestic
production and expenditures devoted to
less-desired substitutes brought about by
a tariff
26
27
Two Deadweight Costs of the Tariff
 Refer to Figure 6.7 Deadweight Cost of Tariff
 Production deadweight cost— refers to the protective
effect of the tariff which allows domestic firms to increase
production above free trade levels (area b).
 Consumer deadweight cost— the value of lost consumer
satisfaction due to a shift in consumption
to less-desired substitutes brought on by the higher price
(area d).
 Total deadweight cost = ½ x tariff x reduction
in imports
28
29
How High are Tariffs?
 Refer to Table 6.6 Post-Uruguay Round Bound
Tariffs
 Bound tariff rates are the highest rates on goods
that a country has ever imposed.
 These tariffs differ by product.
 Tariffs are generally lower for high-income
countries.
 Tariffs are higher in developing countries.
30
Maximum rate of tariff allowed by World Trade Organization (WTO) to any member state for imports
from another member state.

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Lecture 4 tariff chapter 6

  • 1. Lecture 4 Tariffs Chapter 6 AGRB 360 Global Agri-food Trade
  • 2. 2 Topics to be Covered  Types of Commercial Policies  Tariffs and Types  Consumer Surplus vs. Producer Surplus  Effects of a Tariff  Small Country vs. Large Country Case  Deadweight Costs  Optimal Tariff  Effective Rate of Protection
  • 3. 3 Commercial Policy  Actions taken by government to influence the country’s volume and composition of trade  Types of Commercial Policy  Tariff  Quota  Subsidy  Non-tariff Barriers
  • 4. 4 Tariff  A tax imposed by government on either imports or exports
  • 5. 5 Quota  A government-imposed limit on the value or quantity of an import or export good
  • 6. 6 Subsidy  A government payment to a domestic industry to encourage exports or discourage imports
  • 7. 7 Non-tariff Barriers  A wide range of government policies other than tariffs designed to affect the volume or composition of a country’s international trade  These NTBs include:  Health and safety standards  Government procurement policy
  • 8. 8 Gains from Free Trade  Economic Gains— increase in standard of living and economic growth that result from a country’s engaging in free international trade  Political Gains— increases in well-being that accrue to a country because expanded trade and economic interdependency may increase the likelihood of reduced international hostility
  • 9. 9 Relationship Between Trade and Economic Growth  Trade enhances economic growth through imports of capital goods.  Trade enhances international diffusion of technology.  Trade is pro-competition.  Trade expands market size if economies of scale exist.  Trade can enlarge the pool of savings necessary for investment spending.
  • 10. 10 Types of Tariffs  Ad Valorem tariff— a tax equal to a certain percentage of the good’s selling price.  Specific tariff— a tax equal to a fixed amount of money per unit sold.  Compound tariff— a tax with both ad valorem and specific components.
  • 11. 11 Tools for Analyzing Tariff Effects  Consumer Surplus  Producer Surplus
  • 12. 12 Consumer Surplus  The difference between the amount consumers are willing to pay to purchase a given quantity of a good and the amount they have to pay to purchase the good
  • 13. 13
  • 14. 14 Producer Surplus  The difference between the price paid in the market for a good and the minimum price required by the industry to produce and market the good
  • 15. 15
  • 16. 16 Gains from Free Trade for a Small Country  Imports Side  Exports Side
  • 17. 17 Effects of Free Trade on the Imports Side  Price effect  Consumption effect  Production effect  Imports effect  Consumer surplus effect  Producer surplus effect
  • 18. 18
  • 19. 19 Trade Effects on Imports Side (cont.)  Net welfare effect
  • 20. 20 Effects of Free Trade on Exports Side  Refer to Figure 6.5 Gains (Exports Side)  Price effect  Consumption effect  Production effect  Exports effect  Consumer surplus effect  Producer surplus effect
  • 21. 21
  • 22. 22 Trade Effects on Exports Side (cont.)  Net welfare effect
  • 23. 23 Effects of a Tariff Imposed by a Small Country  Refer to Figure 6.6 Effect of Import Tariff  Price effect  Consumption effect  Production (or protective) effect  Imports effect  Government revenue effect  Consumer surplus effect  Producer surplus effect
  • 24. 24
  • 25. 25 Welfare Cost of Tariff Imposed by a Small Country  Deadweight cost— value of wasted resources devoted to expanded domestic production and expenditures devoted to less-desired substitutes brought about by a tariff
  • 26. 26
  • 27. 27 Two Deadweight Costs of the Tariff  Refer to Figure 6.7 Deadweight Cost of Tariff  Production deadweight cost— refers to the protective effect of the tariff which allows domestic firms to increase production above free trade levels (area b).  Consumer deadweight cost— the value of lost consumer satisfaction due to a shift in consumption to less-desired substitutes brought on by the higher price (area d).  Total deadweight cost = ½ x tariff x reduction in imports
  • 28. 28
  • 29. 29 How High are Tariffs?  Refer to Table 6.6 Post-Uruguay Round Bound Tariffs  Bound tariff rates are the highest rates on goods that a country has ever imposed.  These tariffs differ by product.  Tariffs are generally lower for high-income countries.  Tariffs are higher in developing countries.
  • 30. 30 Maximum rate of tariff allowed by World Trade Organization (WTO) to any member state for imports from another member state.