an interdependent set of urban settlements within a specified region
Urban System
the physical structure and organization of cities
urban form
the social and demographic composition of city districts and neighbourhoods
urban ecology
the way of life, attitudes, values, and patterns of behaviour fostered by urban settings.
urbanism
a city that serves as a link between one country or region and others because of its physical situation
gateway city
a city that is seen as the embodiment of surprising and disturbing changes in economic, social, and cultural lives
Shock City
cities that were deliberately established or developed as administrative or commerial centres by colonial or imperial power
colonial cities
settlements in which certain products and services are available to consumers
central places
a theory that seeks to explain the relative size and spacing of towns and cities as a function of people's shopping behaviors
Central place theory
the maximum distance that consumers will normally travel to obtain a particular product or service
range
the minimum market size required to make the sale of a particular product or service profitable
threshold
a statistical regularity in city size distributions of countries and regions
rank- size rule
a condition in which the population of the largest city in an urban system is disproportionately large in relation to the second- and third largest cities in that system
primacy
the functional dominance of cities within an urban sysyem
centrality
very large cities characterized by high centrality within their national economy
megacities
economic activities that take place beyond official record and are not subject to formalized systems of regulation or remuneration
informed sector
set of manufacturing processing, trading, or service activities that serve markets beyond the city
economic base
economic activities that provide income from sales to customers beyond city limits
basic functions
economic activities that serve a city's own population
nonbasic functions
the process by which the economic growth of a city enables it to attain a position of national dominance and in so doing creates the geographical structure of a metropolis and hinterland
metropolitanism
the net loss of population from cities to smaller towns and rural areas
counterurbanization
a condition in which cities grow more rapidly that the jobs and housing they can sustain