This paper attempts to validate the double jeopardy loyalty effect in a utility framework using a discrete choice approach instead of the Dirichlet model. We specify brand choice and allow for differences in brand loyalty measures across brands in two different product categories. The discrete...

In the automobile sector, it is a usual practice that independent carmakers engage in the development and production of a common car model, the so-called twin-cars. From the point of view of the marketing literature, we claim that carmakers should not charge different brand premia on separate...