Abstract We develop joint foundations for the fields of social choice and opinion pooling using coherent sets desirable gambles, a general uncertainty model that allows to encompass both complete incomplete preferences. This leads on one hand new perspective traditional results (in particular Arrow’s theorem as well sufficient conditions existence an oligarchy democracy) other same framework an...

Three studies were conducted to construct and validate a bidimensional scale of social value adapted to the personological description of young pupils (social desirability and social utility). In a first study, 142 teachers-in-training were invited to describe pupils they knew, assigning each pupil three personality traits from a list of 150 traits. The results led us to retain 24 traits, compo...