Suppose a country trades with three countries: Brazil (20% of trade), China (45%), and
France (35%). Over the last year, the currency of this country has depreciated by 4%
against the Brazilian real, appreciated by 3% against the Chinese yuan, and depreciated
by 7% against the euro. What has happened to the effective exchange rate of the
country?
If a pair of shoes in the United States costs $45, and a pair of the exact same shoes is
sold in Mexico for 430 pesos while the exchange rate is E = $0.1100/pesos, what
arbitrage opportunities exist (if any)? Ignoring transactions costs, explain how you
would take advantage of this.
You have studied how nations have adopted a wide variety of exchange rate regimes
from freely floating with almost no intervention to rigid and fixed with complete control
by the government. Other nations have chosen different paths, relinquishing some or all
control over their currencies. Discuss two such systems and comment on their
differences.
What are the similarities and differences between a currency union and dollarization?
Assume your company has a contract to purchase 100,000 computers from a Korean
company. The payment is due on receipt of the shipment and must be delivered in Korea
on December 31, 2015. In July 2015, when you are arranging the contract, the
computers are priced at 500,000 won each. The spot rate in July 2015 is $1 in exchange
for 1,250 won.
I. Calculate the U.S. dollar price (in July 2015) of one unit of Korean currency.
II. What is the total price of the computers in dollars?
III. What is the total price of the computers in won?
IV. What would you advise your firm to do to avoid a loss on the deal if the Korean won
costs 10% more compared with the U.S. dollar when payment is due in December?
Explain two of the four main types of derivatives used in the foreign exchange market,
and why they are used.
In July 2015, the spot rate is $1 exchanging for 1,250 won. You are convinced that the
won will appreciate by the end of the year. How might you profit if your hunch is
correct?
What role(s) might the government play in the foreign exchange markets? Explain.