On average, boys score higher on math achievement tests and girls score higher in reading; these gaps increase between primary and secondary school. Using PISA, PIRLS, and TIMSS data, we investigate the role of early educational tracking (sorting students into different types of secondary...

Politicians typically focus on short-term economic issues; but, a nation’s long-term economic well-being is directly linked to its rate of economic growth. In turn, its growth rate is directly linked to the economically relevant skills of its population. Until recently, however, economists...

How much innovation will be needed to meet the United Nations' Sustainable Development Goals? We model shifts in the cross-country relationship between GDP per capita and achievement in key development indicators as “technological gains” and convergence to the best performers at a given...

Students in some countries do far better on international achievement tests than students in other countries. Is this all due to differences in what students bring with them to school - socio-economic background, cultural factors, and the like? Or do school systems make a difference? This essay...