figure aggregates absolute and relative poverty headcounts from countries to illustrate a simple estimation of the extent of poverty in the developing world in the mid s using the three types of poverty defined by the hierarchy of capabilities described in the previous section it must be stressed that these estimates are rough in the sense that they do not line up countrylevel estimates by country years as do other global estimates of poverty that use the povcal data ravallion chen and sangraula nonetheless these estimates corroborate the well known results that roughly of the developing world was living under a dollaraday in