The concept of comparative advantage was discovered by British economist David Ricardo in 1817. He remains a central figure in modern trade theory. It basically revolves around the idea that a producer is not necessarily more efficient, The concept of comparative advantage was discovered by British economist David Ricardo in 1817. He remains a central figure in modern trade theory. It basically revolves around the idea that a producer is not necessarily more efficient, The concept of comparative advantage was discovered by British economist David Ricardo in 1817. He remains a central figure in modern trade theory. It basically revolves around the idea that a producer is not necessarily more efficient, The concept of comparative advantage was discovered by British economist David Ricardo in 1817. He remains a central figure in modern trade theory. It basically revolves around the idea that a producer is not necessarily more efficient,

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