9) In an eight-hour day, Andy can produce either 24 loaves of bread or 8 pounds of butter. In an
eight-hour day, Bob can produce either 8 loaves of bread or 8 pounds of butter. Andy has a
comparative advantage in the production of
A) bread, while Bob has a comparative advantage in the production of butter.
B) butter, while Bob has a comparative advantage in the production of bread.
C) bread and neither has a comparative advantage in the production of butter.
D) both bread and butter.
10) The kitchen manager at an Italian restaurant is deciding what assignments he should give to
his two cooks, John and David. John can make 25 pizzas or 40 servings of pasta per hour and
David can make 20 pizzas or 30 servings of pasta. Which of the following should be the
manager’s choice?
A) Fire David because he is not as productive as John. John will do both jobs.
B) John will make pizza because he has comparative advantage in making pizza.
C) David will make pizza because he has comparative advantage in making pizza.
D) John and David both will spend half their time making pizza and half their time making pasta
because each has a comparative advantage in making pizza.
11) An economy produces only food and shelter. There are two individuals in the economy: Bill
and Mary. Mary’s opportunity cost of producing 1 unit of shelter is 2 units of food. Bill’s
opportunity cost of producing 1 unit of shelter is 4 units of food.
A) Bill has a comparative advantage over Mary in the production of shelter.
B) Mary has a comparative advantage over Bill in the production of food.
C) Mary has a comparative advantage over Bill in the production of shelter.
D) Bill has an absolute advantage over Mary in the production of shelter.