Product Entitativity: How the Presence of Product Replicates Increases Perceived and Actual Product Efficacy

Many studies document the benefits of presenting smaller quantities of products, particularly when differences in quantity relate to availability or popularity. However, we know less about the effects of quantity differences in contexts unrelated to scarcity, such as when products are depicted in ads, special displays, or online retailing settings. The present research builds on extant literature by investigating a previously unexplored...