A bargaining solution balances fairness and efficiency if each player's payoff lies between the minimum and maximum of the payoffs assigned to him by the egalitarian and utilitarian solutions. In the 2-person bargaining problem, the Nash solution is the unique scale-invariant solution satisfying...

Bargaining theory has a conceptual dichotomy at its core: according to one view, the utilities in the bargaining problem are meaningless numbers (v-N.M utilities), while according to another view they do have concrete meaning (willingness to pay). The former position is assumed by the Nash and...