Martínez-de-Albéniz, F. Javier - In: Economics Bulletin 34 (2014) 1, pp. 188-199

We study the marginal worth vectors and their convex hull, the so-called Weber set, from the original coalitional game and the transformed one, which is called the Weber set of level k. We prove that the core of the original game is included in each of the Weber set of level k,for any k,and that...