000 00600nam a2200205Ia 4500
008 160906s9999 xx 000 0 und d
100 _aRavallion, Martin
110 _aWorld Bank
245 _aOn the contribution of demographic change to aggregate poverty measures for the developing world
260 _aWashington
260 _bWorld Bank
260 _c2005
300 _a27
440 _aPolicy research working paper NO 3580
650 _aDemographic Change
650 _aDeveloping World
650 _aPopulation Growth
650 _aPoverty
650 _aSocio-Economic Differencial
999 _c99834
_d99834