 In 2000, the second generation workers had experienced a downfall in relative mobility because their average wages were much closer to the average wages of a non-immigrant worker.In 1970, for the immigrant workers migrating from less industrialized countries, their average wages were less than the average wages of non-immigrant workers.In 2000, the second generation workers from less industrialized nations have experienced an increase in relative mobility because their average wages have moved closer to those of non-immigrants.