countries. The authors use a new specification of altruism to explain this stylized fact. Under this specification, individuals …

between altruism and solidarity – a more restricted form of other‐concern, limited to members of a particular group – then … most organ donors exhibit solidarity, rather than altruism. If organ donation really must be altruistic, then we have … reasons to worry about the motives of existing donors. However, I argue that altruism is not necessary, because organ donation …