This paper explores the methodological differences underlying the construction of the national consumption aggregates that are used to estimate international poverty rates for all countries in the South Asia region, including Afghanistan, Bangladesh, Bhutan, India, Maldives, Nepal, Pakistan, and Sri Lanka.

This paper uses household surveys from 89 countries to estimate the rate of extreme poverty among children in the developing world. The estimates are based on the same surveys and welfare measures as official World Bank poverty estimates.