Comparative Advantage and Opportunity Cost (cont A country has a comparative advantage in producing a good if the opportunity cost of producing that good is lower in the country than it is in other countries A country with a comparative advantage in producing a good uses its resources most eficiently when it produces that good compared producing other goods7 Comparative Advantage and Opportunity Cost (cont.) • A country has a comparative advantage in producing a good if the opportunity cost of producing that good is lower in the country than it is in other countries. • A country with a comparative advantage in producing a good uses its resources most efficiently when it produces that good compared to producing other goods