Need help for question 4

3. Suppose that the current spot exchange rate is 0.80/S and the three-month forward exchange rate is 0.7813/S. The three-month interest rate is 5.6 percent per annum in the United States and 5.40 percent per annum in France. Assume that you can borrow up to $1,000,000 or 800,000. a. Show how to realize a certain profit via covered interest arbitrage, assuming that you want to realize profit in terms of U.S. dollars. Also determine the size of your arbitrage profit. b. Assume that you want to realize profit in terms of euros. Show the covered arbitrage process and determine the arbitrage profit in euros. 4. Due to the integrated nature of their capital markets, investors in both the U.S. and U.K. require the same real interest rate, 2.5%, on their lending. There is a consensus in capital markets that the annual inflation rate is likely to be 3.5% in the US. and 1.5% in the UK for the next three years. The spot exchange rate is currently $1.50/. a. Compute the nominal interest rate per annum in both the U.S. and U.K., assuming that the Fisher effect holds. b. What is your expected future spot dollar-pound exchange rate in three years from now? c. Can you infer the forward dollar-pound exchange rate for one-year maturity