P<sc>arr</sc> J. B. The spatial-cycle model (SCM) revisited, <italic>Regional Studies</italic>. The spatial-cycle model is concerned with a series of stages (based on population changes) through which a given area is expected to pass. Two versions of this model are explored: the more common ‘standard version’ and a...

The extent of the city is important in a number of respects, not least in relation to the question of city size, an issue of considerable significance in urban and regional analysis. Four definitions of the city are considered here. The first involves the city as a physical entity, or the area...