A very parsimonious first-order multibrand model of the individual consumer for frequently purchased consumer goods is developed, generalizing the zero-order multinomial model. The model incorporates the notion of brand choice inertia, which is a form of short-term loyalty. Besides the...

Some management science models require estimates of distances between points in a road network based on the point coordinates. This paper evaluates the accuracy of a range of reasonable forms for distance estimating functions using samples of urban and rural road distances. The intent is to...

Observed purchase behavior is the result of the combined effect of preference and availability. A multibrand choice model of a frequently purchased consumer good is developed. The model allows for the heterogeneity of the population with respect to brand preference. It also considers that all...