A world in which robots and machines do the work of humans need not be a world of high unemployment. But it is certainly a world in which the lion’s share of productivity gains accrues to the owners of the new technologies and the machines that embody them.
机器人和机器代替人类工作的世界未必失业率就高。但毫无疑问在这个世界中，生产率进步的大部分将向新技术以及作为新技术具体体现的机器的所有人集中。大部分劳动力要么失业，要么接受低工资。