As a candidate, Obama criticized the North America Free Trade Agreement and proposed a deal that would have lowered barriers with Colombia.

作为候选人，奥巴马批评《北美自由贸易协定》并提出一个可能降低对哥伦比亚贸易壁垒的协定。

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Whereas legitimate Mexican traders have free access to America and Canada via the North American Free-Trade Agreement (NAFTA), drug smugglers are granted tariff-free entry to every country in the world thanks to the Single Convention on Narcotic Drugs, which prohibits the regulation or taxation of their product.

ECONOMIST: From HR to CSR: management lessons from Mexico��s drug lords

They point to the North America Free Trade Agreement (NAFTA), and say that despite fears about removing U.S.-Mexico trade barriers, that pact ultimately delivered more opportunities than drawbacks.

CNN: Big Picture: Hemisphere of influence

The two leaders are expected to discuss the Trans-Pacific Partnership (TPP), a proposal for a free-trade agreement between countries in North America, Asia and South America.

BBC: Japan PM Shinzo Abe set for Washington talks with Obama