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                    Henrich,J., Boyd,R., Bowles,S., Camerer,C.F., Fehr,E., Gintis,H., & [et-al]. (2001)
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                    In search of homo economicus: Behavioral experiments in 15 small-scale societies
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                    Henrich,J., Boyd,R., Bowles,S., Camerer,C.F., Fehr,E., Gintis,H., & [et-al]. (2004)
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                    Overview and synthesis
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                    McElreath,R. & Camerer,C.F. (2004)
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                    Appendix: Estimating risk-aversion from ultimatum game data
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