Ferrando, Josep Enric Peris; Subiza, Begoña; Sánchez, … - Instituto Valenciano de Investigaciones Económicas (IVIE) - 1998
Numerical representations of choice functions allow the expression of a problem of choice as a problem of finding maxima of real valued functions, which requires less information to be defined and which is easier to work with. In this paper, the existence of numerical representations of choice...