Although we have more data than ever before at our disposal, measuring poverty remains a controversial issue. This … paper discusses the ambiguity that arises from using different definitions and data sources in world poverty measurement. It … opens with a critical review of the different procedures to establish poverty lines and the various measures of poverty …

Poverty counts are counts of individuals in poverty but are calculated from household or family data on income or … across different people, and about the extent of economies of scale. The number of elderly in poverty, or the number of … children in poverty, is sensitive to these assumptions and to differences in living arrangements across age groups. We explore …

The global poverty count uses a common global poverty line, often referred to as the dollar-a-day line, currently $1 … poor. We use household surveys from 62 developing countries to calculate global poverty-weighted PPPs and to calculate … global poverty lines and new global poverty counts. (JEL C43, E21, F31, I32, O15) …

I discuss the measurement of world poverty and inequality, with particular attention to the role of purchasing power … the ICP, and this reduced the global poverty line relative to the US dollar. The recent large increase of nearly half a … billion poor people came from an inappropriate updating of the global poverty line, not from the ICP revisions. Even so, PPP …

The extent to which growth reduces global poverty has been disputed for 30 years. Although there are better data than … used to measure poverty, grows less rapidly than consumption measured in national accounts, in the world as a whole and in … large countries, particularly India, China, and the United States. In consequence, measured poverty has fallen less rapidly …