While humans and other organisms generally place less value on future costs/benefits as compared to those in the present, some have shorter time horizons than others, and these people tend to be less cooperative.
wˌaɪl hjˈuːmənz ænd ˈʌðɚɹ ˈɔːɹɡənˌɪzəmz dʒˈɛnɚɹəli plˈeɪs lˈɛs vˈæljuː ˌɔn fjˈuːtʃɚ kˈɔsts slˈæʃ bˈɛnɪfˌɪts æz kəmpˈɛɹd tə ðoʊz ɪnðə pɹˈɛzənt, sˌʌm hæv ʃˈɔːɹɾɚ tˈaɪm hɚɹˈaɪzənz ðɐn ˈʌðɚz, ænd ðiːz pˈiːpəl tˈɛnd təbi lˈɛs koʊˈɑːpɚɹətˌɪv.