世界银行：输给通货膨胀：揭开通货膨胀对家庭的不平等价格效应（英文版）

Standard measures of inflation, such as changes in the Consumer Price Index, do not account for the different effects of inflation across income groups emerging from variations in consumption patterns and differences in price trends across consumption categories. This could understate the adverse welfare effects of inflation for poor households. For instance, previous episodes of rising food prices suggested that poor households experience higher inflation rates because food constitutes a rel