Check out the following site for more info:
http://en.wikipedia.org/wiki/Global_city
Top World Cities
Distinctive Features of World Cities Include:
- Increasing control over the production and transmission of news, information and culture
- Marked economic and social polarization and intense spation segregtion involving:
~a growing international elite, dominated by a transnational producer-service group
~pronounced inner city gentrification and redevelopment for luxury use
~a large informal economy
~a large and growing group of multiply disadvantaged people
- Massive concentrations of new immigrant groups
- Heightened political conflict over issues of urban growth and management and intensified race and class conflict
Regional Control Centers - large concentrations of national and regional headquarters of large corporations, well-developed banking facilities, dense networks of producer-service companies and concentrations of important educational, medical and public-sector institutions.
Examples of these places include:
Specialized Producer-Service Centers - third-tier of cities, specialized producer-service centers tend to be more narrowly defined while they depend on world cities and nodal centers for high-order producer services suc as banking and advertising. They are specialized in management and technical production.
Examples of this type of city include:
- San Jose
- Detroit
- Pittsburgh
Dependent Centers - fourth tier of cities, small and dependent. The fortunes of these cities depend on decisions made regionally, nationally and globally.
These centers can be identified by 4 subcategories:
- Traditional manufacturing centers...Buffalo, Chattanooga, Erie
- Industrial /military centers...Huntsville, Newport News, San Diego
- Mining/industrial centers.....Duluth, Charleston
- Resort/retirement/residential centers...Fort Lauderdale, Orlando, Las Vegas
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