Comparative advantage, tariffs, quotas, and the gains from trade.
13 articles
FeaturedEconomists agree free trade grows the pie. Why is protection so popular? Gains are spread thin, losses concentrated, and politics rewards the loud.
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Comparative advantage explains why two parties gain from trade even when one is better at everything. The math is opportunity cost, at every scale.

The idea that imports destroy jobs and trade is zero-sum is intuitive, persistent, and wrong in the aggregate — but the real story is more honest than either…

A tariff helps domestic producers and the Treasury, but it costs consumers more than both gain combined. The gap is deadweight loss — pure value destroyed.

Tariffs announce themselves. Quotas, standards, and red tape don't, and that invisibility is exactly what makes them so effective and so costly.