This paper develops a dynamic model that explains the pattern of population and production allocation in an economy with an urban location and a rural one. Agglomeration economies make urban dwellers benefit from a larger population living in the city and urban firms become more productive when...

The South Asia region is home to the largest pool of individuals living under the poverty line, coupled with a fast-growing population. The importance of access to basic infrastructure services on welfare and the quality of life is clear. Yet the South Asia region's rates of access to...

If the South Asia region hopes to meet its development goals and not risk slowing down or even halting growth, poverty alleviation, and shared prosperity, it is essential to make closing its huge infrastructure gap a priority. Identifying and addressing gaps in the data on expenditure, access,...

This paper analyzes the process of Internet diffusion across the world using a panel of 199 countries during 1990-2004. The authors group countries in two categories-low and high-income countries-and show that the Internet diffusion process is well characterized by an S-shape curve for both...

The Amazon region has been responsible for a major share of Brazilian gold production in recent years. The region has witnessed a sizable gold rush comparable only to the California gold rush last century. The gold rush has spawned a powerful informal mining sector and has attracted many people...

This paper applies meta-analysis techniques to a sample of 37 studies published during 2004-2011. These papers assess the impact of direct subsidies on business research and development. The results show that the effect of public investment on research and development is predominantly positive...

A large fraction of the total supply of paper is produced with technologies that have serious adverse consequences on the environment and cause significant health problems, such as cancer. This paper reports on how Internet adoption affects paper consumption. The study used country-level panel...

Through an empirical analysis of the relationship between private participation in infrastructure and country risk, the paper shows that country risk ratings are a reliable predictor of infrastructure investment levels in developing countries. The results suggest that a difference of one...

The authors analyze the impact of privatization on the performance of 116 electric utilities in 10 Latin American countries. The analysis makes a number of contributions to the literature on changes in infrastructure ownership. First, this is the first systemic analysis of the impact of...

This paper evaluates the impact of economic regulation on infrastructure sector outcomes. It tests the impact of regulation from three different angles: aligning costs with tariffs and firm profitability; reducing opportunistic renegotiation; and measuring the effects on productivity, quality of...