Our premilinary findings suggest that the elasticity of substitution between skill groups displays a large tilted inverse-S pattern. The elasticity slowly raises from 1975 to early 1990s about 3-4 times its original value, and slowly declines to its original value until it abruptly rises again...

While household-level inequality is well-documented for a large set of industrialized economies, little is known about the same distributional facts of consumption, income and wealth in developing countries, in particular, for Sub-Saharan Africa (SSA). This paper works toward closing this gap....

This paper studies the growth of countries at comparable "states of development". Using data on income levels, structural transformation, political institutions and demographic and human capital levels, we define the state of development of each country in each point in time. Then, we estimate...

Consider the following facts. In 1950 the richest ten-percent of countries attained an average of 8.1 years of schooling whereas the poorest ten-percent of countries attained 1.3 years, a 6-fold difference. By 2005, the difference in schooling declined to 2-fold. The fact is that schooling has...