This article examines consumer choice as a function of the perceptual similarity of the options in the decision set. In particular, we examine a scenario in which a set of options is extended by adding alternatives that change its perceptual characteristics, increasing the salience of one of the...

Canonical models of rational choice fail to account for many forms of motivated adaptive behaviors, specifically in domains such as food selections. To describe behavior in such emotion- and reward-laden scenarios, researchers have proposed dual-process models that posit competition between a...

This editorial suggests that research into consumer behavior in the face of pervasive marketing automation is as important as it is overdue, especially in comparison with progress that has been made for many years in quantitative modeling and economic analysis. It juxtaposes enhanced price...