3. terms of trade suppose that spain and denmark both produce beer and olives. spain's opportunity cost of producing a crate of olives is 4 barrels of beer while denmark's opportunity cost of producing a crate of olives is 10 barrels of beer. by comparing the opportunity cost of producing olives in the two countries, you can tell that has a comparative advantage in the production of olives and has a comparative advantage in the production of beer. suppose that spain and denmark consider trading olives and beer with each other. spain can gain from specialization and trade as long as it receives more than of beer for each crate of olives it exports to denmark. similarly, denmark can gain from trade as long as it receives more than of olives for each barrel of beer it exports to spain. based on your answer to the last question, which of the following terms of trade (that is, price of olives in terms of beer) would allow both denmark and spain to gain from trade? check all that apply. 2 barrels of beer per crate of olives 16 barrels of beer per crate of olives 7 barrels of beer per crate of olives 9 barrels of beer per crate of olives