“…Moreover, the early 1940s mark the start of what historians and economists have referred to as the “Mexican miracle,” a period of steady growth and increasing levels of development that transformed the provincial character of Mexico City and the largest state capitals in the country, Guadalajara, Monterrey, and Puebla (Carmona and Montaño 1970; Meyer 2013, 93). The construction of new avenues, modern housing projects, hospitals, universities, high-rise buildings, public transportation and highway systems, lighting and electrification infrastructure, and the increase of vehicular traffic made these cities appear, at least in part, to be dynamic and growing urban centers, and in 1960 their growth pushed the national urban population above the 50 percent threshold (Gillingham 2021, 192, 197; Instituto Nacional de Estadística Geografía e Informática (INEGI) 1996, 40).…”