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He will run into a lot of special interests, but the very fact that he is making unabashedly free-market proposals, and that he ran as a centrist candidate, is a clear indication of how far Mexico has come in embracing market principles. In the last two decades Mexico has gone from a stiff web of tariff barriers to nearly none, and is now one of the top countries in the world in terms of free trade. Per capita income is the third-highest in Latin America, after Argentina and Puerto Rico, and labor productivity remains well above China’s. Economic growth has been sluggish in recent years, but unemployment remains low, and net illegal immigration to the U.S. has slowed to a trickle.