This Policy Brief introduces the Gini Trade Index (GTI) as a new trade synthetic key performance indicator capable of capturing the different distribution of trade values across firm characteristics and across countries. The new indicator replicates the well-known features of the traditional...

We explore the relation between historical population density in former colonies and modern income distribution. A theoretical model highlights the potentially opposing effects of native population density on incentives for colonists to conquer or settle in new territories. While an abundant...

This paper examines data on urbanization. We review the most commonly used data sources, and highlight the difficulties inherent in defining and measuring the size of urban versus rural populations. We show that differences in the measurement of urban populations across countries and over time...

This research argues that deep-rooted factors, determined tens of thousands of years ago, had a signifcant effect on the course of economic development from the dawn of human civilization to the contemporary era. It advances and empirically establishes the hypothesis that, in the course of the...

This research argues that deep-rooted factors, determined tens of thousands of years ago, had a significant effect on the course of economic development from the dawn of human civilization to the contemporary era. It advances and empirically establishes the hypothesis that in the course of the...

Urban concentration differs across countries. One determinant of these differences is economic development, which first increases and subsequently decreases urban concentration. I condition the degree of urban concentration on the potential of countries to develop a balanced urban system. These...