Working Papers

Developing countries spend hundreds of billions of dollars each year on schools, educational materials and teachers, but relatively little is known about how effective th [...]

About 10% of primary school students in developing countries have poor vision, but very few of them wear glasses. Almost no research examines the impact of poor vision o [...]

This article proposes a set of sustainability indicators based on a combination of economic, social and health data that meet three tests: the indicators are simple, mea [...]

This paper explores the emergence of large current account imbalances in a few large countries, the factors behind the emergence, the role of those imbalances in the fina [...]

In this paper we will try to address two questions. First, are farmers using the level of nitrogen that would maximize profits, and second, does the profit maximizing le [...]

In this paper we present measures of land and labor productivity for a group of 98 developed and developing countries using an entirely new data set with annual observati [...]