Simply changing the cooperative framing of a proposal may increase cooperativeness, such as calling it a "Community Game" instead of a "Wall Street Game".
sˈɪmpli tʃˈeɪndʒɪŋ ðə koʊˈɑːpɚɹətˌɪv fɹˈeɪmɪŋ əvə pɹəpˈoʊzəl mˈeɪ ɪŋkɹˈiːs koʊˈɑːpɚɹətˌɪvnəs, sˈʌtʃ ɐz kˈɔːlɪŋ ɪɾ ˈeɪ "kəmjˈuːnᵻɾi ɡˈeɪm" ɪnstˈɛd əvə "wˈɔːl stɹˈiːt ɡˈeɪm".