In many metropolitan areas across the country, city planners and urban developers are designing spaces they hope will attract a particular demographic: professionals who demand relatively little in the way of basic public services, e.g. schools, social services and clinics.
Writing for The American, Joel Kotkin, author of The City: A Global History, argues that this model has severe limitations, and is ultimately unsustainable. Kotkin asserts that what cities need to do to remain viable is to keep and grow the middle - not the "creative" - class.
To read Kotkin's article, The Luxury City vs. The Middle Class, click on the link below. http://www.newgeography.com/content/00806-the-luxury-city-vs-middle-class