"How can policies improve the welfare of people in economically lagging regions of countries? Should policies help jobs follow people? Or should they enable people to follow jobs? In most countries, market forces have encouraged the geographic concentration of people and economic activEities -...

Around the world, in both developed and developing countries, policy makers use a variety of tools to manage and accommodate urban growth and redevelopment. Government officials have three main concerns in terms of land policy: (i) accommodating urban expansion, (ii) providing infrastructure,...

This paper provides the first systematic empirical assessment of the pace at which housing investment has responded to rising demand from urbanization. The assessment used National Accounts Statistics to build a data set of residential housing investment for more than 90 countries. The data set...

"Slum upgrading programs are being used by national and city governments in many countries to improve the welfare of households living in slum and squatter settlements. These programs typically include a combination of improvements in neighborhood infrastructure, land tenure, and building...

"The availability and quality of basic public services are important determinants of urban quality of life. In many cities, rapid population growth and fiscal constraints are limiting the extent to which urban governments can keep up with increasing demand for these services. It therefore...

"The migration of labor from rural to urban areas is an important part of the urbanization process in developing countries. Even though it has been the focus of abundant research over the past five decades, some key policy questions have not found clear answers yet. To what extent is internal...

"Large and sustained differences in economic performance across regions of developing countries have long provided motivation for fiscal incentives designed to encourage firm entry in lagging areas. But empirical evidence in support of these policies has been weak at best. The authors undertake...

"The authors' analysis of manufacturing plants sampled from India's major industrial centers shows large productivity gaps across cities. The gaps partly reflect differences in agglomeration economies and in market access. However, they are also explained to a greater extent by differences in...

"Strategies to help the one billion people worldwide who live in informal settlements have mainly focused on slum upgrading, sites and services programs, and tenure security. In contrast, there has been less attention on what enables slum dwellers to transition into the formal housing sector,...