In this paper, we divide the field of urban development economics into three broad categories: agglomeration economies, density’s downsides, and spatial models of...

Land is a city’s most valuable resource, but is liable to be badly misused.  As cities grow, land risks becoming occupied without coordination or supporting infrastructure,...

Many developing country cities are growing at an unprecedented rate. To respond to this unplanned, rapid expansion, it will be beneficial for city authorities both to expand...

With rapid urbanisation in the developing world comes contagion, crime, and congestion. Overcoming these is one of the great policy challenges of the 21st century. This brief...

Cities conjure a sense of commotion. They can be hives of economic activity and interaction or centres of congestion and crime. Today, the majority of the world’s population...