Canada and Mexico were transformed in this way by the 1987 US-Canada Free Trade Agreement and the 1994 North American Free Trade Agreement. On average, 40% of Mexican exports to the United States now have US content.
加拿大和墨西哥就以这种方式通过1987年美加自由贸易协定和1994年北美自由贸易协定实现了转型。墨西哥对美出口的40%现在都包含美国元素。