“…The research of Durfee and Tselykh [16] applies fuzzy numbers to represent scenarios and to sum up the different opinions of experts for each of the scenarios, weighting the opinion of the expert with the α−cut. The aggregation of expert opinion is based on a fuzzy weighted average as used in Luukka et al [36]. In both works, the authors use triangular fuzzy loss estimates to represent the scenarios, based on the judgement and valuation of the domain experts.…”