 ዩናይትድ ስቴትስ በሜክሲኮ በ NAFTA ጊዜ ውስጥ ሽያጭ ያጣ ሲሆን, በየዓመቱ ከ 75 ቢሊዮን ዶላር በላይ (መድሃኒት ሳይጨምር, ብዙ ጊዜ), "የደቡቡን ድንበር መዝጋት" ግድግዳ ገንብተናል .
"The United States loses so much money on Trade with Mexico under NAFTA, over 75 Billion Dollars a year (not including Drug Money which would be many times that amount), that I would consider closing the Southern Border a "profit making operation."