It is known that cities are the engines of growth of the modern economy and society. Herewith we highlight the national and regional characteristics of urbanization as a global process. Somewhere the urbanization is stimulated, in China for example, somewhere it is limited, as we see in Russia....

Demographic change occurred in the last decade by the arrival of immigrant population has produced significant social and physical transformations in the Spanish cities. This article is part of a research on the residential and urban conditions of immigrant population in the Metropolitan Region...

This paper examines whether population shrinkage leads to changes in the urban hierarchy in terms of relative sizes of cities and their functions onomic geography. We work backwards in a racetrack economy with eight cities in a long-run equilibrium. Initial distribution of population is chosen...