We build an econometric model of a household's purchase incidence and brand choice decisions in complementary product categories to account for cross-category dependence in demand. Complementarity is modeled as the additional utility that a household derives from the joint consumption of brands...

Firms design quality-price pairs to satisfy heterogeneous consumers. Apart from the core product attributes consumers gain utility through other marketing mix variables such as advertising that is affective and evokes positive feelings. An interesting question is whether a firm should use such...

A strategy used by firms in industries such as wireless is to bundle several services into a service plan and administer a nonlinear price with different marginal prices for different usage levels. Moreover firms offer a menu of service plans targeting different consumer segments to implement...