1. Koszegi, B., Rabin, M.: A model of reference-dependent preferences. Q. J. Econ. 121(4), 1133–1166 (2006)
2. Soubeyran, A.: Variational rationality, a theory of individual stability and change: worthwhile and ambidextry behavior. Mimeo (2009)
3. Brondsted, A.: On a lemma of Bishop and Phelps. Pac. J. Math. 55, 335–341 (1974)
4. Aleskerov, F., Bouyssou, D., Monjardet, B.: Numerical representations of binary relations with thresholds: a brief survey 1 (2009). www.lamsade.dauphine.fr/dea103/ens/bouyssou/FABM.pdf
5. Soubeyran, A.: Variational rationality and the unsatisfied man: routines and the course pursuit between aspirations, capabilities and beliefs. Mimeo (2010)