If Argentina has an absolute advantage in the production of wheat and Chile has an absolute advantage in the production of copper, then
◦ it is reasonable to expect that specialisation and trade will benefit both countries.
◦ neither country has anything to gain from specialisation and trade.
◦ it is reasonable to expect that specialisation will benefit both countries, but trade will not.
◦ it is reasonable to expect that trade will benefit both countries, but specialisation will not.