改革30年来我国行业收入差距从整体上看呈现出先缩小后持续增大的变动趋势;经济体制改革不彻底导致的垄断与部分垄断是形成行业收入差距的主要因素,其贡献率合计占行业差距的65%左右;垄断对行业收入差距的贡献虽然有所波动,但基本上保持不变;部分垄断对行业收入差距的影响在逐步缩小。
Overall China's industry wage inequality narrowed at the beginning but turned to widen continuously during last 30 years. Monopoly and partial monopoly created by incomplete reform of China's economic system were major factors contributing to industrial income gap, together accounting for about 65% of total industrial income gap. Though volatile, the effects of monopoly on industrial income gap remained stable. Partial monopoly's effect on industrial income gap had been diminishing.