Decision makers in managerial and public organizations often encounter de- cision problems under conflict or competition, because they select strategies independently or by mutual agreement and therefore their payoffs are then affected by the strategies of the other decision makers. Their interests do not always coincide and are at times even completely opposed. Competition or partial cooperation among decision makers should be considered as an essen- tial part of the problem when we deal with the decision making problems in organizations which consist of decision makers with conflicting...