Absolute advantage means producing a good using fewer resources than a trading partner. Comparative advantage means producing a good at a lower opportunity cost — and it is this concept, not absolute advantage, that explains why mutually beneficial trade occurs even when one country is more efficient at producing everything.
What Is the Difference Between Absolute and Comparative Advantage? These are two of the most important and most confused concepts in international trade theory. Getting them right is essential for economics and international business exams. Absolute advantage (Adam Smith, 1776): A country has an absolute advantage when it can produce a good using fewer resources (less labour, capital, or land) than another country. Comparative advantage (David Ricardo, 1817): A country has a comparative advantag