出版社：Faculdade de Filosofia e Ciências Humanas, Pontifícia Universidade Católica do Rio Grande do Sul
摘要：The article examines models of the diachronic extension of the moral community according to contractarian frameworks. It argues against the critics of the logical possibility of this kind of obligations and examines different contractarian theories based on self-interest and on impartiality. According to this examination the last kind of contractarianism provides the best arguments for these obligations.
关键词：Moral community. Contractarianism. Obligations towards future generations. Self-interest. Non-identity-problem. Impartiality.;Comunidade moral. Contratualismo, Obrigações em relação a gerações futuras. Interesse próprio. Problema da não-identidade. Imparcialidade.
