Ian McGowan graduated from the University of Dundee before going on to study econometrics at Manchester University. Since 1974 he has worked at Lancashire (Preston) Polytechnic, where currently he is a senior lecturer in the School of Management Sciences. His current research interest is non-linear regression modelling.
Note the use of growth curves in forecasting market development
Version of Record online: 27 DEC 2006
Copyright © 1986 John Wiley & Sons, Ltd.
Journal of Forecasting
Volume 5, Issue 1, pages 69–71, January 1986
How to Cite
McGowan, I. (1986), Note the use of growth curves in forecasting market development. J. Forecast., 5: 69–71. doi: 10.1002/for.3980050107
- Issue online: 27 DEC 2006
- Version of Record online: 27 DEC 2006
- Manuscript Revised: DEC 1985
- Manuscript Received: NOV 1985
- Growth curves;
- Logistic growth;
- Gompertz curve
In this note the four-parameter generalized logistic curve is introduced and some of its properties are discussed. The curve is then fitted to certain data sets. The results indicate that the generalized logistic can be a worthwhile alternative to the more familiar logistic and Gompertz curves.