Chen, Shaohua; Datt, Gauarav; Ravallion, Martin. Is poverty increasing in the developing world?. - Washington : World Bank, 1993. This paper offers an assessment of progress in reducing aggregate poverty during the 1980s using a consistent compilation of recent distributional data. Subjects--Topical Terms: Poverty.Developing countires -- Poverty -- Sub-Saharan Africa.--Developing countires -- Poverty -- Sub-Saharan Africa.--Developing countires -- Poverty -- Sub-Saharan Africa.