Success in international trade depends, amongst other things, on distance from markets. Most new economic geography models focus on the distance between countries. In contrast much less theorizing and empirical analysis have focused on how distances within a country for instance due to the...

Latin America and the Caribbean is the most urbanized region in the developing world. Its urbanization rate of almost 80 percent is comparable to that of high income countries. However, cities in the region are struggling to provide the infrastructure needed for their millions of residents to...

In many low and middle-income countries, motorcycles are the most commonly used means of transportation. Over and beyond their many legal uses, motorcycles are also widely used to commit crimes. While motorcycle restrictions to reduce crime have been adopted in at least 14 countries, we do not...

Spanish Abstract: Aunque las restricciones a motocicletas han sido adoptadas en más de 25 ciudades en Colombia para reducir el crimen, no existe evidencia empírica que demuestre su efectividad. Este documento evalúa el impacto de seis de estas medidas. Para identificar el efecto causal de las...

Latin America and the Caribbean is the most urbanized region in the developing world. Its urbanization rate of almost 80 % is comparable to that of high-income countries. However, cities in the region are struggling to provide the infrastructure needed for their millions of residents to enjoy a...

We characterize optimal urban transportation policies in the presence of congestion and environmental externalities and evaluate their welfare and distributional effects. We present a framework of a municipal government that implements different transportation equilibria through its choice of...

This paper reviews recent literature that considers and explains the tendency for neighborhood and city-level economic status to rise and fall. A central message is that although many locations exhibit extreme persistence in economic status, change in economic status as measured by various...

This chapter reviews recent literature that considers and explains the tendency for neighborhood and city-level economic status to rise and fall. A central message is that although many locations exhibit extreme persistence in economic status, change in economic status as measured by various...

We propose a theory-inspired measure of the accessibility of a city's center: the size of the surrounding area from which it can be reached within a specific time. Using publicly available optimal-routing software, we compute these "accessibility zones" for the 109 largest US and European...

The Romania - Bulgaria project, Interreg V-A 2014-2020 Program was started on February 12, 2015 (RO - BG 1) and financed by the EU from the European Regional Development Fund with the aim of developing the border area between the two countries by financing of joint projects, and in the period...