世界银行：坦桑尼亚的贫困衡量：日记和回忆方法在食品消费数据收集中的比较（英文版）

Consumption data from household surveys continue to be the main source for poverty and inequality statistics in lowand middle-income countries. Although recent research has demonstrated that the choice of diary- versus recall-based methods for consumption data collection can directly impact poverty measurement, the available evidence stems from small-scale, subnational survey experiments. This study uses data from a nationally representative randomized survey experiment in Tanzania to provide