Plays from YouTube

Decoy Effect

Why the Medium Popcorn Exists

Why is the medium popcorn priced almost like the large? A real subscription offer from The Economist shows how an option nobody wants can steer what everyone picks. And why the effect is weaker in real life than its fame suggests.

Sources (3)
  1. Huber, Payne & Puto (1982), "Adding Asymmetrically Dominated Alternatives", Journal of Consumer Research (opens in a new tab)
  2. Dan Ariely, Predictably Irrational (2008), chapter 1
  3. Frederick, Lee & Baskin (2014), "The Limits of Attraction", Journal of Marketing Research

More Thinking traps