title: Towards unified characterization of cooperation mechanisms: Comment on "Universal scaling for the dilemma strength in evolutionary games" by Z. Wang et al.
authors.affiliation: School of Computing and Digital Futures Institute, Teesside University, Middlesbrough, UK. Electronic address: t.han@tees.ac.uk.
authors.forename: The Anh
authors.initials: TA
authors.lastname: Han
mesh_terms: D000818:Animals; D005075:Biological Evolution; D005716:Game Theory; D006801:Humans