• Chapter 2 -- Problems
  The Basic Theory using Demand and Supply

• Chapter 3 -- Problems
  Why Everybody Trades: Comparative Advantage

• Chapter 4 -- Problems
  Factor Endowments and Factor Intensity

• Chapter 5 -- Problems
  Who Gains and Who Loses From Trade

• Chapter 16 -- Problems
  Payments among Nations

• Chapter 17 -- Problems
  The Foreign Exchange Market

• Chapter 19 -- Problems
  What Determines Exchange Rates?