If today’s globalization continues to widen income gaps, the waves of migration will grow. So the rich world will, in a knee-jerk response, erect ever-higher barriers to stem the human tide.
如果今天的全球化继续扩大收入差距，那么，移民浪潮将增加。所以，富国将会作出条件反射，修建更高的壁垒来阻止人潮。