不同于官方贫困线，这个数据源于购买力的简单评估。

That figure is based on a simpler measure of purchasing power, unlike the official poverty line.

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评论家常常讽刺这贫困线是“饥饿线”并已要求出台更合理的贫困评估法。

Critics often ridiculed this poverty line as "starvation line" and had been demanding a better measure of poverty.

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