This study from the World Bank calls for a rebalancing of policy discussions and shows how to use the three dimensions of density, distance, and division to tailor policy instruments to address integration challenges ranging from the relatively straightforward to the very complex.

The report's objectives are i) to better understand the nature and magnitude of urban transport problems, particularly in respect of the poor, and ii) to articulate a strategy by which the World Bank and other agencies can assist national and city governments to address these problems. The first...