With advances in technology, the collection of information from consumers at the time of purchase is common in many categories. This information allows a firm to straightforwardly classify consumers as either “new” or “past” consumers. This opens the door for firms to implement marketing...

In many competitive environments, players need to commit either to a specific goal they will achieve (an output target) or to the resources they are willing to expend in pursuit of that goal (an input budget).We model this situation as a two-stage game where players may compete either by setting...

This paper examines the relationship between competition and price discrimination in the market for mailing lists. More specifically, we examine whether sellers are more likely to segregate consumers by offering a menu of quality choices (second-degree price discrimination) and/or offering...

This foreword and the subsequent four invited articles were commissioned by Eric T. Bradlow while Editor-in-Chief of <i>Marketing Science</i>. The foreword was written in four parts; each part covers a different aspect of the Workshop on Quantitative Marketing and Structural Econometrics. The workshop...

We analyze price and quality competition in a vertically differentiated duopoly in which consumers have a preference for variety. The preference for variety is a consequence of diminishing marginal utility for repeated experiences with the same product. We find consumer variety seeking can...

Marketing science models typically assume that responses of one entity (firm or consumer) are unrelated to responses of other entities. In contrast, models constructed using tools from spatial statistics allow for cross-sectional and longitudinal correlations among responses to be explicitly...