Urban land economics, msra 630 ms in real estate appraisal project paper 3 formula 1 reillys law of retail gravitation d1 2d 2 2 p ap b where p a and p b are the respective populations of two cities, a and b, and d a and d b are their respective distances from the boundary. The two retail gravity models or formulas are huffs gravity model, and reillys law of retail gravitation. This activity can be applied in a retailing class related to the site and location selection units, in a consumer behavior class related to outlet selection in the consumer decision process, or when examining situational influences. Full view hathitrust digital library hathitrust digital library. Reillys law of retail gravitation in two dimensional space the standard reilly s model is one dimensional. Reillys law of retail gravitation in two dimensional space. Download this page pdf download left page pdf download right page pdf download whole book pdf partner login required. Reilly published a model designed to provide estimates of the trade areas of central places. The law of retail gravitation ultimately derives its name from newtons law of gravity, which explains and predicts the gravitational attraction between. Another look at retail gravitation theory shippensburg university. In this paper an examination of the evolution of reillys law is made, the contemporaneous wheel of retailing theory being used as an organisational framework. The distancedecay function of geographical gravity.
Nowadays, the inverse power law plays an important role in the studies on complexity. In line with the wheel, the gravity model commenced as a simple conceptualisation of consumer spatial behaviour. The left side of the equation simply tells us where the boundary lies. Reillys law of retail gravitation ranks among the classics of marketing geography. The purpose of reillys law of retail gravilation is to find d ix or d jx while other conditions d ij, m i, and m j are known. In this paper an examination of the evolution of reillys law is made, the. Reilly of the university of texas in austin had access to data on the location of purchases by the residents of the various counties in texas. His work and theory, the law of retail gravitation, allows us to draw trade area boundaries around cities using the distance between the cities and the population of each city. Reillys law of retail gravitation 1d4739wx82l2 idocpub.
997 1426 517 1476 982 508 1020 934 244 193 68 1454 319 529 627 396 1315 1294 902 1033 968 100 345 355 744 472 900 225 474 921 1074 668 506 859 1220 167 86 1363 795 298 450 335