Cheap Fun with World Bank, Paul Krugman, and NAFTA

Paul Krugman had a blogpost this morning that included a simple chart showing that Mexico's per capita GDP has actually diverged from U.S. per capita GDP in the years since NAFTA. This is not supposed to happen, our econ textbooks tell us that poor countries are supposed to grow more rapidly than rich countries and this should have been especially true with Mexico post-NAFTA.

There should not be anything particularly controversial about Krugman's post, after all it comes directly from World B...