Realist dependence and irrealist butterflies

Abstract In this paper, I argue that a realist account of the modality moral supervenience is superior to non-cognitivist account. According recommended account, amounts strong where outer ‘necessary’ conceptual and inner metaphysical. It argued non-cognitivism faces critical choice between weak both options are implausible on view. However, seems have an important advantage: can explain why by reference function language influence behaviour. main part realism able in needs be understood manner connection properties reasons. Moreover, has other attractive features. contrast non-cognitivism, it unify normative sphere being generalizable notions. addition, explanation