Does research add value to aid? Specifically, does impact evaluation research help or hinder the delivery of development projects? This paper analyzes the question by constructing a new data set of 100 impact evaluations and 1,135 projects appro

Does research add value to aid? Specifically, does impact evaluation research help or hinder the delivery of development projects? This paper analyzes the question by constructing a new data set of 100 impact evaluations and 1,135 projects approved by the World Bank between 2005 and 2011. The...

Does research add value to aid? Specifically, does impact evaluation research help or hinder the delivery of development projects? This paper analyzes the question by constructing a new data set of 100 impact evaluations and 1,135 projects approved by the World Bank between 2005 and 2011. The...

A new World Bank initiative, ‘Impact Evaluation (IE) - connect for impact,’ aims to radically transform and better inform the way that transport and information and communications technology (ICT) projects are designed and implemented. Although multilateral lending to this key strategic...

This paper investigates the causal impact of the change in Brazil's child labor law of December 1998. The change increased the minimum legal age of entry into the labor force from 14 to 16 years. The analysis uses a difference-in-differences approach to estimate the impact of this change in the...

This is the first study to investigate the short- and long-term causal effects of a child-labor ban. The study explores the law that increased the minimum employment age from 14 to 16 in Brazil in 1998, and uncovers its impact on time allocated to schooling and work in the short term and on...

A recent survey of rigorous impact evaluations of programs to help small and medium-size firms to formalize indicates that the programs do not seem to work for most informal firms. One of the few exceptions finds large effects of a tax simplification program in Brazil called SIMPLES on firms'...

Improves our understanding of the determinants of well-being in Latin America using a broad "quality-of-life" concept that challenges standard assumptions in economics, including those about the relationship between happiness and income. Builds upon new economic approaches related to the study...