Abe can catch 15 pounds of fish an hour or pick 30 pounds of fruit an hour. He works an 8-hour day, spending 5 hours picking fruit and 3 hours catching fish. Calculate Abe's opportunity cost of a pound of fruit

The production possibilities curve represents the set of all

A) nonlinear forms of production in the economy. B) combinations of goods and services that can be used in the production of other goods and services. C) factors of production that can be used to manufacture goods and services. D) feasible combinations of goods that the economy can produce given that a nation's resources are fully employed.

Suppose the U.S. GDP growth rate is faster relative to other countries' GDP growth rates. This will

A) shift the aggregate demand curve to the left. B) shift the aggregate demand curve to the right. C) move the economy up along a stationary aggregate demand curve. D) move the economy down along a stationary aggregate demand curve.