July 1999 - A workfare program was introduced in response to high unemployment in Argentina. An ex-post evaluation using matching methods indicates that the program generated sizable net income gains to generally poor participants. Jalan and Ravallion use propensity-score matching methods to...

December 1997 - In rural China, those in the poorest wealth decile are the least well-insured, with 40 percent of an income shock being passed on to current consumption. By contrast, consumption by the richest third of households is protected from almost 90 percent of an income shock. Jalan and...

It is well known in theory that certain forms of non-linear dynamics in household incomes can yield poverty traps and distribution-dependent growth. The potential implications for policy are dramatic: effective social protection from transient poverty will be an investment with lasting benefits,...

Income gains from participation in economic programs are estimated as the difference between income with the program and that without it. The "with" data can be collected without much difficulty. But the "without" data are fundamentally unobserved, since an individual cannot be both a...