olution of indirect reciprocity. Nature 937:1291- 1298. 15. Nowak MA (2006) Five rule. har the evolution of cooperation. Science 319:1560-1563. 16. Sigmund K (2010) The Calculus of Selfishness (Princeton Univ Press, Princeton). 17. Sigmund K (2012) Moral assessment in indirect reciprocity./ Thew Bid 29925

y finite automata. I Icon Theory 57:278-305. 7. Him* MA. Sigmund K 11992) Ti for let in heterogeneous Populatioiwalarive 355: 250-253. & Hawk PA, Sigmund K (1993) A strategy of win.stay, lose4rft that outperforms lit. for.tat In the Prisoners Dilemma game NOW. 361(64321:56-58. evolve to be in love toda

s, Cambridge, UK. [54] Hofbauer, J., Sigmund, K., 1990. Adaptive dynamics and evolutionary stability. Appl. Math. Lett. 3, 75-79. [55] Hofbauer J, Sigmund K, 1998. Evolutionary Games and Population Dynamics, Cam- bridge Univ. Press, Cambridge, UK. [56] Hofbauer, J., Sigmund, K., 2003. Evolutionary game d