Ten Isn’t Large! Group Size and Coordination in a Large-Scale Experiment Staff Working Paper 2020-30 Jasmina Arifovic, Cars Hommes, Anita Kopányi-Peuker, Isabelle Salle Economic activities typically involve coordination among a large number of agents. These agents have to anticipate what other agents think before making their own decisions. Content Type(s): Staff research, Staff working papers Topic(s): Financial markets, Financial stability JEL Code(s): C, C9, C92, D, D8, D83, D9, D90, G, G2, G20