Borm, Peter; Hendrickx, Ruud; Dimitrov, D.A.; Sung, S.C. - Tilburg University, Center for Economic Research - 2004
-emptiness of the strong core and the second domain restriction ensures non-emptiness of the weak core of the corresponding hedonic … games.Moreover, an element of the strong core under friends appreciation can be found in polynomial time, while finding an … element of the weak core under enemies aversion is NP-hard.We examine also the relationship between our domain restrictions …
