That is why today’s emerging markets are so much less productive than rich countries were in 1960, even though the latter were less urban, had higher birth rates and less formal schooling, and used much older technologies.
Ésa es la razón por la que los mercados emergentes de hoy son mucho menos productivos que eran los países ricos en 1960, aunque estos últimos fueran menos urbanos, menos escolarizados y utilizaran tecnologías mucho más antiguas.