SEMICONTINUOUS REPRESENTABILITY OF HOMOTHETIC INTERVAL ORDERS BY MEANS OF TWO HOMOGENEOUS FUNCTIONALS
ON THE EMPTINESS OF THE STABILITY SET OF ORDER D
A POSSIBILISTIC HIERARCHICAL MODEL FOR BEHAVIOUR UNDER UNCERTAINTY
AN ELEMENTARY INTERPRETATION OF THE GINI INEQUALITY INDEX
POWER OF ENFORCEMENT AND DICTATORSHIP
ON ASYMPTOTIC STRATEGY-PROOFNESS OF CLASSICAL SOCIAL CHOICE RULES