It’s likely been more than a decade since a Trade Diversion blog post actually mentioned trade creation and trade diversion. Having missed numerous opportunities in recent years, I won’t pass up commenting on the following paragraph in Noah Smith’s recent post about experts and public policy:
Nor was this the only form of deception that economists employed in defense of free trade. Economists have known for many decades that some countries as a whole can be hurt by free trade. If a multilateral trade agreement — like the WTO, for example — admits new member countries, existing countries who compete directly with the newcomer nations can become poorer. This is called “trade diversion”, and it follows directly from the same simple classical economic theories of comparative advantage that economists typically use to justify free trade.
That paragraph is neither the most important nor most interesting part of his recent…
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