Núñez, Marina; Rafels, Carles - In: Journal of Economic Theory 148 (2013) 3, pp. 1282-1291
The existence of von Neumann–Morgenstern solutions (stable sets) for assignment games has been an unsolved question since Shapley and Shubik (1972) [11]. For each optimal matching between buyers and sellers, Shubik (1984) [12] proposed considering the union of the core of the game and the core...