When NAFTA was debated, the impact of agriculture to U.S. economy was unknown. The fact was that agriculture was a relatively larger sector in Mexico than in the United States: it accounted for 7 percent of GDP and 24 percent of employment in Mexico, compared to 1.6 percent of GDP and 2 percent of employment in the United States. Mexican agriculture was characterized by small scale enterprises, relatively low productivity, and high trade barriers on the main crops produced by subsistence farmers according to Burfisher & Robinson & Thierfelder (2001). To constrain the cost of this program, the government also restricted imports to maintain the high domestic market price. This scenario presented prediction that this would disrupt Mexico’s rural