Punishment, reward, and cooperation in a framed field experiment. - Charles N. Noussair; Daan van Soest; Jan Stoop (Soc. Choice Welf., 2015)

On the Role of Group Size in Tournaments: Theory and Evidence from Laboratory and Field Experiments. - John A. List; Daan van Soest; Jan Stoop; Haiwen Zhou (Manag. Sci., 2020)