Using newly collected national and sub-national data and historical case studies, this paper argues that differences in innovative capacity, captured by the density of engineers at the dawn of the Second Industrial Revolution, are important to explaining present income differences, and, in...

This paper offers the first systematic historical evidence on the role of a central actor in modern growth theory - the engineer. It collects cross-country and state level data on the labor share of engineers for the Americas, and county level data on engineering and patenting for the US during...

How deep are the roots of Latin America's economic inequalities? In this chapter we survey both the history and the literature about the region's extreme economic disparities, focusing on the most recent academic contributions. We begin by documenting the broad patterns of national and...