David Shapiro
Professor Emeritus of Economics, Demography, and Women’s, Gender, and Sexuality Studies, Pennsylvania State University
Substantial literature documents that twins have higher mortality than singletons, but does not address whether this twin disadvantage eventually disappears, and if so, at what age. Roland Pongou, David Shapiro … Read more
Global social changes that diffuse across the world from country to country often proceed most quickly in those places that start last. Change in the pioneer regions is delayed by … Read more
Over time, women’s educational attainment in sub-Saharan Africa has been increasing (Barro and Lee, 2013), while infant and child mortality have been decreasing (United Nations, 2015). Both changes have contributed … Read more
The Democratic Republic of the Congo (DRC) is the third most populous country in sub-Saharan Africa, and one of the countries with the highest fertility in the world, at 6.6 … Read more