In an earlier paper (Arnsperger and Varoufakis, 1999) we proposed solidatiry as an umbrella concept encompassing acts (or inclinations to perform them) motivated by a felling that some group (e.g. refugees) is entitled to our support independantly (a) of our sympathy (or lack therof) for its...

This paper argues in favour of introducing solidarity into economics as a new analytical category of human motivation which encompasses all forms of other-regarding behaviour (e.g. utilitarian altruism, evolved natural sympathy, Kantian imperatives) but which, additionally, can be refined so as...