The demographic transition in the Sahel region has been slower than that in the rest of the world. Although child mortality rates have declined in recent decades, they are still higher in West Africa than in other regions. Furthermore, the fertility decline has progressed very slowly, with some...

These two addresses to the National Leaders' Seminar on Population and Development in Nairobi and to the International Population Conference in Mexico City in 1984 concern the urgent and important problem of fast population growth. Rapid population growth slows development, with the poor being...

The Global Monitoring Report 2015/2016: Development Goals in an Era of Demographic Change details the progress toward the global development goals and examines the impact of demographic change on achieving these goals. Part I examines global development progress, the unfinished development...

Changing population age structures are shaping the trajectories of development in many countries, bringing opportunities and challenges. While aging has been a matter of concern for upper-middle and high-income economies, rapid population growth is set to continue in the poorest countries over...

A large literature documents the positive influence of a city's skill structure on its rate of economic growth. By contrast, the effect of a city's age structure on its economic growth has been a hitherto largely neglected area of research. This paper hypothesizes that cities with more...