s animal ter- ritoriality (Maynard Smith & Price, 1973, to be reviewed shortly), the Hawk—Dove model sheds light onto our sense of rights (Descioli & Karpoff, 2014; Gintis, 2007; Myerson, 2004). Let us begin by asking the following question (Myerson, 2004): “Why [does] a passenger pay a taxi driver after