In this episode, the hosts explore how the word "free" acts as a powerful psychological switch that fundamentally changes human behavior. Drawing on the theories of Dan Ariely, the discussion examines the shift between market norms, where we act out of self-interest, and social norms, where fairness and community take center stage. From the competitive frenzy over Yakult 1000 to the quiet restraint shown at a free rubber band station, the team shares insights from a real-world field study to explain why "free" is not just a price, but a social signal that determines how we treat one another