This learning note prepares policymakers to engage with their technical experts and staff in designing and implementing an evidence-informed response to the challenges of existing and future slum settlements. To that end, the note discusses a set of indicators and data analysis techniques needed...

"Climate scientists have identified global warming as the most important environmental issue of our time, but it has taken over 20 years for the problem to penetrate the public discourse in even the most superficial manner. While some nations have done better than others, no nation has...

"A variety of theories of skill formation suggest that investments in schooling and other dimensions of human capital will have lower returns if children do not have adequate levels of cognitive and social skills at an early age. This paper analyzes the impact of a randomized cash transfer...

The report focuses on preschool, as an effective early childhood development (ECD) intervention, especially for improving the status of the poorest groups in Brazil's population. Because of data limitations, the focus is primarily on pre-schooling, with some discussions on day care, and other...