1.

Suppose the world price for a good is 40 and the domestic demand-and-supply curves are given by the following equations:

Demand: P = 80 - 2Q Supply: P = 5 + 3Q

a) Howmuchisconsumed?(1mark)

b) How much is produced at home? (1 mark)

c) What are the values of consumer and producer surplus? (2 marks)

d) If a tariff of 10 percent is imposed, by how much do consumption and domestic production change? (2 marks)

e) What is the change in consumer and producer surplus? (1 mark) f) How much revenue does the government earn from the tariff? (1 mark) g) What is the net national cost of the tariff? (1 mark)

a) What are the three ways for countries to handle different standards abroad? Do standards have to be the same for countries to be integrated? (2.5 marks)

b) What are the advantages and disadvantages for countries that adopt the same standards? (3.5 marks)