Chintagunta, Pradeep K. - In: Marketing Science 12 (1993) 2, pp. 184-208
purchase, brand choice and purchase quantity decisions of households for frequently purchased packaged goods. The model allows … households, the modeling framework explicitly captures the effects of unobserved heterogeneity on all three purchase decisions … vary across households, and not accounting for these variations in the estimation could lead to biased estimates for the …