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收入差距的扩大在当今世界是一个普遍性的问题。在以美国为代表的市场经济国家,收入差距扩大的主要原因是低技能劳动者的实际收入在持续地下降,因此这些国家收入
The widening income gap is a universal problem in today’s world. In the market economy countries represented by the United States, the main reason for the widening income gap is that the real incomes of low-skilled workers are continuously declining. Therefore, the income of these countries