What are the long-term effects of universal preschool programs on child outcomes? We review 26 studies using natural experiments to estimate the effects of universal preschool programs for children aged 0-6 years on child outcomes measured from third grade to adulthood. Studies comparing...

Although reading is a fundamental skill, many students leave school without being proficient readers. We examine a literacy program targeting students most at-risk of reading difficulties in kindergarten and first grade. The program includes multi-sensory learning methods, which focus on...

Why are coordination problems common when public sector organizations share responsibilities, and what can be done to mitigate such problems? This paper uses a multi-task principal-agent model to examine two related reasons: the incentives to coordinate resource allocation and the difficulties...

Collaboration in teams in which each member's output is critical to the overall success present organizations with difficult coordination problems. We develop a model and run simulations to analyze how costly communication affects team coordination and output efficiency. We show that absent any...