Product variety in monopolistic competition comes at the cost of:

A country will export a good if it

A) can sell the good to a foreigner at a lower price than the no-trade price. B) can sell the good to a foreigner at a higher price than the no-trade price. C) has a high opportunity cost of production. D) is impossible to import the good. E) can dump the good on the world market.

A country will roughly double its GDP in twenty years if its annual growth rate is _____

a. 12 percent b. 7.5 percent c. 3.5 percent d. 2.5 percent