- Carrothers , G. A. P . 1956 . A Historical Review of the Gravity and Potential Concepts of Human Interaction . American Institute of Planners Journal , : 94 – 102 . Isard, Walter, Methods of Regional Analysis, Technology Press and John Wiley and Sons, Inc., New York, 1960, pp. 493–568; Lukerman, Fred and Porter, P. W., “Gravity and Potential Models in Economic Geography,”Annals, Association of American Geographers, Vol. 50, 1960, pp. 493–504, and Stewart, J. Q. and Warntz, William, “Macrogeography and Social Science,”Geographical Review, Vol. 48, 1958, pp. 167–184
- Stewart , J. Q , Cox and Anderson . 1950 . “ Potential of Population and its Relationship to Marketing ” . In Theory in Marketing , 19 – 40 . Homewood, Ill : C. S. Irwin, Pub. .
- Carrothers op. cit.
- Stouffer , S. A . 1940 . Intervening Opportunities: A Theory Relating to Mobility and Distance . American Sociological Review , 5 : 845 – 867 .
- Isard op. cit.
- Cavanaugh , J. A . 1950 . Formulation, Analysis and Testing of the Interactance Hypothesis . American Sociological Review , 15 : 763 – 766 . and Stewart and Warntz, op. cit.In a recent personal communicationC. FKohnState University of Iowa, reports similar results employing Iowa enrollment data
- ∗The author is indebted to Mrs. Zola C. Buford, Office of the Registrar, Bowling Green State University, Bowling Green, Ohio, for supplying enrollment data employed in this analysis. The research reported in this article was conducted while the author was a member of the geography staff at Bowling Green. Base map reproduced by permission of McKnight & McKnight.
The Professional Geographer
Volume 17, 1965 - Issue 6