An efficient and affordable access to jobs, education and services is considered a fundamental element for development. However, the mobility conditions in the cities have deteriorated because of the increasing motorization and urbanization. The number of new cars that enter the cities every...

The Water and Sanitation Program's (WSP's) Global Scaling up Sanitation Project combines the approaches of Community-Led Total Sanitation (CLTS), behavior change communications, and social marketing to generate sanitation demand and strengthen the supply of sanitation products and services at...

After a period of stagnation, the story of hydropower infrastructure is changing. Emerging global dynamics are recasting the role and value of hydropower in development, recognizing its potential contribution to a complex web of energy security, water security and regional development and...

"Recent developments in trade theory, especially research on multi-product firms, have not been matched by similar progress on the empirical front. This paper aims to fill this gap by presenting a novel set of stylized facts on firm-product dynamics observed during an export boom. This exercise...

"It is so widely recognized that innovation is a key driver of economic growth that it is cliche to say so. This article studies product innovation by firms with data from 68 countries, covering more than 25,000 firms in eight manufacturing sectors. The author assesses the predictions of...

"The author assesses empirically the relationship between natural disaster risk and investment in education. Although the results in the empirical literature tend to be inconclusive, using model averaging methods in the framework of cross-country and panel regressions, this paper finds an...