世界银行：改进的家庭调查如何影响国家和国际贫困率（英文版）

To effectively address poverty, it is essential that countries have the tools and means to accurately measure people’s living standards. Most countries rely on data collected from household surveys to measure monetary poverty, defining households as poor when their consumption is below the national poverty line. When countries improve the quality and scope of their household surveys, as some have done in recent years, they often capture consumption that is overlooked in previous surveys, thus