Supererogation, optionality and cost
Crossref DOI link: https://doi.org/10.1007/s11098-017-0965-7
Published Online: 2017-08-16
Published Print: 2018-10
Update policy: https://doi.org/10.1007/springer_crossmark_policy
Benn, Claire http://orcid.org/0000-0001-7072-2701
License valid from 2017-08-16