Which classical trade theory explains international trade purely on differences in labour productivity?

CA Foundation · Business Economics · MTP · September 2026
Which classical trade theory explains international trade purely on differences in labour productivity?
(A) A. Heckscher-Ohlin theory
(B) B. Ricardian comparative advantage theory
(C) C. Opportunity cost theory
(D) D. Gravity model

Suggested Answer and Working Notes:

Correct Answer: Option (B)

B. Ricardian comparative advantage theory

Topics: International Trade

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