Issues in Economics Today 7th Edition by Robert Guell

Exercise 9

Using simple linear production possibilities frontiers in a simple two-good, two-country model, comparative advantage is evident when
A) one country can make more of both goods than the other.
B) the slopes of the two production possibilities frontiers are identical.
C) the slopes of the two production possibilities frontiers are different.
D) one country is incapable of producing one good.