Abstract
Recently Benson proposed a definition for extending Geoffrion's concept of proper efficiency to the vector maximization problem in which the domination cone K is any nontrivial, closed convex cone. We give an equivalent definition of his notion of proper efficiency. Our definition, by means of perturbation of the cone K, seems to offer another justification of Benson's choice above Borwein's extension of Geoffrion's concept. Our result enables one to prove some other theorems concerning properly efficient and efficient points. Among these is a connectedness result.
Original language | English |
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Pages (from-to) | 311-317 |
Number of pages | 7 |
Journal | Journal of Mathematical Analysis and Applications |
Volume | 84 |
Issue number | 2 |
DOIs | |
Publication status | Published - 1981 |