Institutional features of the African setting -- large extended families and imperfect credit and land markets -- matter to the equity and efficiency roles played by intergenerational linkages. Using original survey data on Senegal that include an individualized measure of consumption, this...

Development impact calls for knowledgeable development practitioners. How then do the operational staff of the largest development agency value and use its research? Is there an incentive to learn and does it translate into useful knowledge? A new survey reveals that the bulk of the World Bank's...

Randomized control trials are sometimes used to estimate the aggregate benefit from some policy or program. To address the potential bias from selective take-up, the randomization is used as an instrumental variable for treatment status. Does this (popular) method of impact evaluation help...

Countries are increasingly being ranked by some new"mashup index of development,"defined as a composite index for which existing theory and practice provides little or no guidance to its design. Thus the index has an unusually large number of moving parts, which the producer is essentially free...

The 20th Human Development Report has introduced a new version of its famous Human Development Index (HDI). The HDI aggregates country-level attainments in life expectancy, schooling and income per capita. Each year's rankings by the HDI are keenly watched in both rich and poor countries. The...

In a world with volatile food prices, countries have an incentive to shelter their populations from induced real income shocks. When some agents are net food producers while others are net consumers, there is scope for insurance between the two groups. A domestic social protection scheme would...

India’s 2005 National Rural Employment Guarantee Act creates a justiciable 'right to work' by promising up to 100 days of wage employment per year to all rural households whose adult members volunteer to do unskilled manual work. Work is provided in public works projects at the stipulated...

The challenges faced in calibrating poverty and welfare measures to objective data have long been recognized. Until recently, most economists have resisted a seemingly obvious solution, namely to ask people themselves:"Do you feel poor?"The paper studies the case for and against this approach....

Many more impact evaluations could be done, and at lower unit cost, if evaluators could avoid the need for baseline data using objective socio-economic surveys and rely instead on retrospective subjective questions on how outcomes have changed, asked post-intervention. But would the results be...