Core frame model

The Core frame model is a model showing the urban structure of the Central Business District of a town or city. The model was first suggested by Ronald R. Boyce and Edgar M. Horwood in 1959.
The model includes an inner core where land is expensive and used intensively, resulting in vertical development. This area is the focus of the transport system and has a concentrated daytime population. The outer core and frame have lower land values and are less intensively developed. The various land uses are linked to the bid rent theory. The zone of assimilation and zone of discard are together called the zone of transition.
Sources and credits
This article is adapted from the Wikipedia article “Core frame model”, written by its contributors and licensed under CC BY-SA 4.0. Fathomly has changed the layout, removed citation markers, navigation and maintenance notices, and adjusted punctuation. This adapted version is shared under the same license. For references, see the original article.
Images, from Wikimedia Commons:
- Core frame model.svg by SuzanneKn and 11gardir, CC BY-SA 3.0
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