摘要 : This paper finds that in experiments measuring social preferences, subjects who respond to recruitment incentivized by pecuniary rewards are more likely to be self-interested and less likely to be inequality averse than students w... 展开 This paper finds that in experiments measuring social preferences, subjects who respond to recruitment incentivized by pecuniary rewards are more likely to be self-interested and less likely to be inequality averse than students who participate in classroom sessions. (C) 2016 Elsevier B.V. All rights reserved. 收起