The psychology of Black Friday: Scientist reveals how limiting sales influences pride and regret, causing us to spend MORE Prison Planet.com Posted on November 24, 2017 Posted in Aggregated No Comments Tagged with Sci Tech Daily Mail | Marketers play on two of our key emotions by limiting sales: pride and regret. Share this:Share Share on Facebook (Opens in new window) Facebook Share on Reddit (Opens in new window) Reddit Share on X (Opens in new window) X Share on LinkedIn (Opens in new window) LinkedIn Email a link to a friend (Opens in new window) Email