Moderate

Free trade is based on the principle of ?

Correct answer: A. Comparative advantage

  • A. Comparative advantage
  • B. Comparative scale
  • C. Economies of advantage
  • D. Production possibility advantage

Explanation

Free trade allows countries to specialize in goods they produce at lower opportunity cost than other countries. This is the principle of comparative advantage, not merely absolute production advantage.

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Individual consumers, firms and markets are examined through demand and supply, elasticity, consumer choice, production, costs, revenue and the determination of prices and output. The topic also covers market structures such as perfect competition, monopoly and oligopoly, plus market failure, externalities and the distinction between microeconomic decisions and economy-wide outcomes.

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