Countries throughout Latin America and the Caribbean are reforming their education systems to add more hours to the school day. This paper examines the evidence on the relationship between instructional time and student learning, reviewing 19 studies that measure the effects of longer school...

Countries throughout Latin America and the Caribbean are reforming their education systems with the view of adding more hours to the school day. This paper examines the existing evidence on the relationship between instructional time and student learning, and reviews 15 studies measuring the...

Access to school has risen dramatically in recent decades, with large gains from reducing costs. Few studies report long-term impacts, however. This paper reports the impact of an educational intervention that reduced out-of-pocket schooling costs for children in poor communities in Kenya by...

In the past decade, hundreds of impact evaluation studies have measured the learning outcomes of education interventions in developing countries. The impact magnitudes are often reported in terms of "standard deviations," making them difficult to communicate to policy makers beyond education...