1.How would the following transactions affect U.S. exports, imports, and net exports?

• a.An American art professor spends the summer touring museums in Europe.
• b.Students in Paris flock to see the latest movie from Hollywood.
• c.Your uncle buys a new Volvo.
• d.The student bookstore at Oxford University in England sells a copy of this textbook.
• e.A Canadian citizen shops at a store in northern Vermont to avoid Canadian sales taxes.