The city has grown rapidly over the past 20 or so years as multinational corporations have moved operations here. However, this growth has put inflationary pressure on goods and services, especially basic foodstuffs as transportation connections here are not as good as in other Mexican cities and foreign interests can pay more for goods. There is still large scale unemployment and underemployment in the area, with many migrating to the United States. Many are men who have moved to Dallas and specialize in selling ice cream.