Ahmed, Ali; Skogh, Göran - In: Journal of Risk and Uncertainty 33 (2006) 3, pp. 183-196
Our “Restated diversification theorem” (Skogh and Wu, 2005) says that risk-averse agents may pool risks efficiently without assignment of subjective probabilities to outcomes, also at genuine uncertainty. It suffices that the agents presume that they face equal risks. Here, the theorem is...