This paper first summarizes recent research in developing countries that is surveyed in prominent Lancet articles and that reports, albeit based on relatively few systematic studies, substantial associations between early life nutrition and subsequent education, health, wage, and...

Latin America is marked by high and persistent inequality in income, schooling, and land ownership. In such an unequal environment, the powerful are likely to dominate politics and push for policies that protect their privileges rather than foster competition and growth. As a result, changes in...

Most impact evaluations of Conditional Cash Transfers (CCTs) and Unconditional Cash Transfers (UCTs) focus on the returns to increased human capital investments that will be reaped largely or exclusively in the future (e.g., when current children have increased productivities as adults). But the...

Different approaches have been used to estimate the economic benefits of reducing undernutrition and to estimate the costs of investing in such programs on a global scale. While many of these studies are ultimately based on evidence from well-designed efficacy trials, all require a number of...

In 1980, Chile dramatically reformed its retirement system, replacing what was an old insolvent PAYGO program with a new structure that relies heavily on funded defined contribution individual accounts. In addition, eligibility and benefit requirements were standardized, and a safety net for...