Describe how these three typical transactions should affect present and future exchange rates:

a. Seagram imports a year's supply of French champagne. Payment in French francs is due immediately.

b. MCI sells a new stock issue to Alcatel, the French telecommunications company. Payment in dollars is due immediately.

c. Korean Airlines buys five Boeing 747s. As part of the deal, Boeing arranges a loan to KAL for the purchase amount from the U.S. Export-Import Bank. The loan is to be paid back over the next seven years with a two-year grace period.