This paper uses household surveys from 13 developing countries to describe consumption choices, health and education investments, employment patterns and other features of the of the economic lives of the “middle classes” defined as those whose daily consumption per capita is between $2 and...

This paper uses survey data from 13 countries to document the economic lives of the poor (those living on less than $2 dollar per day per capita at purchasing power parity) or the extremely poor (those living on less than $1 dollar per day). We describe their patterns of consumption and income...