Cities in the developing world are rapidly expanding, boosting countries' economies, reducing poverty, and fueling global prosperity. But as more people, assets, and economic activity become concentrated in cities, and infrastructure struggles to keep up with rapid growth, the risk posed by...

In the coming decades, climate change will force cities to grapple with new operating conditions to construct and maintain key urban infrastructure. Strategies for covering the costs of climate-resilient upgrades will vary by locale, reflecting differing market, regulatory, and policy...

There is clear evidence on the need for cities to rapidly scale-up their investments in climate change mitigation programs and build strong foundations for climate-resilient communities. Investing in low carbon infrastructure and climate resilience can generate competitive returns and is crucial...

The fast and often chaotic urbanization of the developing world generates both economic opportunity and challenges, like contagious disease and congestion, because proximity increases both positive and negative externalities. In this paper, we review the expanding body of economic research on...

Africa is urbanizing rapidly, and this creates both opportunities and challenges. Labor productivity appears to be much higher in developing-world cities than in rural areas, and historically urbanization is strongly correlated with economic growth. Education seems to be a strong complement to...