There is a substantial literature in medical journals examining the marketing and promotional efforts of pharmaceutical firms. This literature is generally critical of those efforts, focusing on the negative aspects of promotion. Although the literature is expressed in empirical and scientific...

We study the problem a diagnostic expert (e.g., a physician) faces when offering a diagnosis to a client (e.g., a patient) that may be based only on her own diagnostic ability or supplemented by a diagnostic test — conventional and artificial intelligence (AI) tools alike — revealing the...

When deciding when to make a purchase, people often compare their outcomes to those that would have occurred had they purchased earlier or later. In this article, we examine how pre- and postpurchase comparisons affect regret and satisfaction, and whether consumers learn to avoid decisions that...

Preference consistency implies that people have learned their willingness to trade off attributes. We argue that this is not necessarily the case. Instead, we show that when preferences are learned in context (e.g., through repeated choices made from a trinary choice set that includes an...

This paper shows how travellers that are faced with a series of risky choices become behaviourally inert due to a combination of risk aversion and learning. Our theoretical analyses complement other studies that conceive inertia as resulting from the wish to save cognitive resources. We first...

The number of individual investors who trade stocks online has significantly increased in recent years. Surprisingly, consumer researchers have paid little attention to how emotions influence individual investors' stock-trading decisions. In a series of three experiments, this paper investigates...

This paper investigates situations where a sizable sub-set of consumers prefer an inferior (dominated) offer made by an established brand to a superior (dominating) offer made by a less-established brand. Established brands are those for which consumers hold more confident beliefs concerning...