Classic Games Group Interaction Communication Dictator Game One-shot Public Goods Game Send Message (choice) Dictator Game3 conditions (3 stake sizes) One-shot Public Goods Gamewith Punishment Send Message (open) Trust Game Repeated Public Goods Game Single-Stage Chat Ultimatum Game Effort Competition Single-Stage Chatwith Waiting Room One-shot Prisoner’s Dilemma Effort Competitionwith Waiting Room Group Discussion / Persuasion Third-Party Punishment Vickrey Auction Multimedia “sender” p-Beauty Contest Multi-Stage Group Chat Repeated p-Beauty Contest Created by: Silvio Ravaioli +1: Rock-paper-scissors