Define gross domestic product. Determine whether each of the following would be included in the 2007 U.S. gross domestic product:
a. Profits earned by Ford Motor Company in 2007 on automobile production in Ireland
b. Automobile parts manufactured in the United States in 2007 but not used until 2008
c. Social Security benefits paid by the U.S. government in 2007
d. Ground beef purchased and used by McDonald's in 2007
e. Ground beef purchased and consumed by a private U.S. household in 2007
f. Goods and services purchased in the United States in 2007 by a Canadian tourist.