Coopetition research lacks theories to describe and explain value creation in coopetitive relationships. To fill this gap the paper develops a portfolio theory of coopetition, i.e. the simultaneous cooperation and competition of firms. Drawing on modern portfolio theory from finance, the paper...

Sustainable development requires coopetition, that is, the cooperation of organizations that compete at the same time. Research on coopetition for sustainability is sparse. From a sustainability perspective, coopetition contributes to sustainability when it makes a positive contribution on the...