The benefits to trading nations based on comparative advantage accrue from; Specialization and trading.
Comparative advantage as implied refers to the ability to produce goods and services at a lower opportunity cost, although not necessarily at a greater volume or quality.
Comparative advantage is a key insight that emphasizes the occurrence of trade even if one country has an absolute advantage in all products.
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The advantages accrue to trading nations based on comparative advantage as a result of Option B.
Specialization refers to a country's inclination to specialize in particular products that it trades for other goods rather than manufacturing all consumer goods on its own. Countries develop a surplus of the commodity in which they specialize and trade it for another country's excess good.
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