Credibilistic Cournot Game with Risk Aversion under a Fuzzy Environment

The classic Cournot game ignores the influence of players’ psychological behavior on decision and cannot deal with problem fuzzy information. To address such situations, a credibilistic is developed, where optimistic value criterion derived from credibility theory used to describe risk-averse manufacturers associated parameters are characterized by variables. Then, concept (α1, α2)-optimistic equilibrium quantity proposed its uniqueness shown. Finally, relevant results applied an example illustrate availability our model, sensitivity analysis relationship between confidence levels performed. show that manufacturers’ positively related risk aversion level their competitors negatively own level.