There is a large literature on the existence of agglomeration economies, as shown in the surveys by Moomaw (1983) or Gerking (1993). The benefits of these economies arise from multiple sources, but some negative externalities might also emerge. Within the hierarchical urban system, cities at...

The urban structures between the Member States of the European Union is very different for historical, geographical, economic reasons. However, the population is spread across geographic areas in a way that, although continuously changing, is not possible to define as random. Indeed, countries...

In a competitive world, nations, regions and cities need new models of development. They often attempt to reproduce the success of the Silicon Valley, the regeneration of Bilbao thanks to the Guggenheim museum, or the emergence of a cultural district as Soho in Manhattan. But what are the...

At the present time, most large cities in the world are polycentric and, at the same time, they are undergoing a process of employment and population decentralization. Gordon and Richardson (1996) argued that polycentricity is just an intermediate stage between monocentricity and a more...