Evaluation designs for social programs are developed assuming minimal or no disruption from external shocks, such as natural disasters. This is because extremely rare shocks may not make it worthwhile to account for them in the design. Among extreme shocks is the 2010 Chile earthquake. Un Buen...

The objective of this analysis is to determine whether useful information on birthweight can be obtained from a retrospective survey. The 1986 Peru Demographic Health Survey collected both numerical weights (in grams) and subjective assessments of relative size at birth, for infants born during...

Direct certification simplifies the process of certifying certain children for free school meals by eliminating the need for households to apply. The 2004 Child Nutrition and WIC Reauthorization Act required all local educations agencies (LEAs) to establish a system of direct certification by...