The global middle class is both smaller and poorer than previously thought, according to a new study, with hundreds of millions who have recently emerged from poverty in developing countries still vulnerable to falling back into it.
一项新研究发现，manbetx app苹果 中产阶级在规模和富裕程度上都不如人们此前的预期，而发展manbetx3.0 家近些年摆脱贫困的数亿人口仍很容易再次返贫。
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