2.6) Assume that the United States and the United Kingdom produce only one good, wheat. Suppose the price of wheat is $3.25 in the United States and 1.35 in the United Kingdom.

a) According to the Law of One Price, what should the nominal spot exchange rate ($/) be?

b) Assume the U.S. government imposes a tariff of $0.50 per bushel on wheat imported from the United Kingdom. What is the nominal spot exchange rate ($/) that ensures no arbitrage?

Suppose the price of wheat over the next year is expected to rise to $3.50 in the United States and 1.35 in the United Kingdom.

c) What should the one-year forward exchange rate ($/) be? If the one-year forward exchange rate is $/ 3, is there any arbitrage opportunity?

d) What is the change in the nominal exchange rate implied by these prices (approximately) ?