We estimate trends in global earnings dispersion across occupational groups using a new database covering 66 developed and developing countries between 1970 and 2015. Our main finding is that global earnings inequality has declined, primarily during the 2000s, when the global Gini coefficient...

Industrialization is vital for inclusive and sustainable global development. The two engines of industrialization – innovation and trade – are in danger of being compromised by the COVID-19 pandemic, under conditions increasingly reminiscent of the medieval world. It comes at a...

A growing literature establishes that high quality early childhood interventions targeted toward disadvantaged children have substantial impacts on later life outcomes. Little is known about the mechanisms producing these impacts. This paper uses longitudinal data on cognitive and personality...

In the last two decades, the social and economic benefits of formal education in Sub-Saharan Africa have been debated. Anecdotal evidence points to low returns to education in Africa. Unfortunately, there is limited econometric evidence to support these claims at the micro level. In this study,...

We study the long-run effects of income inequality within adolescent peer compositions in schools. We propose a theoretical framework based on reference dependence where inequality in peer groups can generate aspiration gaps. Guided by predictions from this framework we find that an increase in...

In this paper, we study how classmate gender composition matters for students in Ethiopia. We base our results on a unique survey of students across classrooms and schools and among those randomly assigned to class. We find a strong asymmetry: males do not and females do benefit from exposure to...

Genetic endowments are fixed at conception and matter for the educational attainment of individuals. Do investments in schooling environments mitigate or magnify the outcomes of this genetic lottery? Using data from a representative sample of US adolescents, we analyze the interdependent...

This article assesses the impact of a two-year long project-based learning program conducted by the National Opera of Paris in a large number of junior high-schools located in underprivileged areas, aiming at preventing school dropout and tackling educational inequalities by providing...

This paper examines the nature and drivers of Vietnam's paradoxical performance in the Program for International Student Assessment (PISA) – consistently high student achievement despite being the poorest of all participating countries and a centralized education system. We first document...