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Property price gradients: the vertical dimension

2011, Journal of Housing and the Built Environment

Abstract

This is an empirical study on the pricing of two vertical property attributes: floor level and building height. Floor level is the vertical location of a unit in a multi-storey building; the extra price paid for a higher floor level is labelled a floor-level premium. Previous hedonic price studies unequivocally showed that the floor-level premium is positive, but they were silent on whether its magnitude varies with floor levels and with buildings of different heights. Indeed, building height is a feature of a building, not its constituent units, so it is not clear whether building height alone should affect the units' prices. Based on a sample of highly homogeneous housing units in buildings of varying heights, we found that (1) the floor-level premium was not constant, but diminished as floor level increases; (2) there was no significant difference in the pattern of the floor-level premium between high-rise and low-rise buildings; and (3) there was a positive and significant premium for units in low-rise buildings over those in high-rise ones. These findings can help developers determine the optimal height and shape of their development.

Key takeaways

  • The methodology of this study will be a hedonic price analysis of housing units located at different floor levels of apartment buildings.
  • (1) Linearity hypothesis: the floor-level premium is constant across different floor levels within the same building (or, more generally, buildings of the same height, H):
  • This unique housing development offers us a very good sample to study how property prices vary with floor level and building height.
  • Therefore, the hypothesis that the floor price gradient is linear was rejected as far as the low floor zone was concerned.
  • Step function Fig. 2 The relationship between floor levels and property prices Last but not least, as in Eq.