Brussels, 23/09/2008 (Agence Europe) - 57% of the European population, or 275 million citizens, live in cities and urban areas of more than 50,000 inhabitants. This fact demonstrates that cities are assets not only in economic terms but also in terms of growth and employment. To understand the ins and outs of demographic change, which, of course, varies from one city to another, the European Commission and Eurostat have carried out an urban audit across the EU and Norway, Switzerland,...