l'Haridon, O., Vieider, F. M., Aycinena, D., Bandur, A., Belianin, A., Cingl, L., Kothiyal, A., & Martinsson, P. (2018). Off the charts: Massive unexplained heterogeneity in a global study of ambiguity attitudes. Review of Economics and Statistics, 100(4), 664-677. doi:10.1162/rest_a_00724.