Social Security payroll taxes are examples of

The statement, "My Hello Kitty Limited Edition Vespa scooter is worth $5,500" represents money's function as a

A) medium of exchange. B) store of value. C) standard of value. D) commodity.

The table above represents five points on the production possibility frontier for the small country of Baca, which produces only rugs (measured in thousands) and wheat (measured in thousands of bushels): Does the production possibility frontier

demonstrate the law of increasing opportunity cost? How can you tell?