Table 1.

Performance ratings of the criteria and decision experts.

LVs	HFNs	Decision experts risk preference
		Pessimist	Moderate	Optimist
Very high (VH)	[0.85, 1.00]	0.85	0.925	1.00
High (H)	[0.70, 0.85]	0.70	0.775	0.85
Medium high (MH)	[0.55, 0.70]	0.55	0.625	0.70
Medium (M)	[0.40, 0.55]	0.40	0.475	0.55
Medium low (ML)	[0.30, 0.40]	0.30	0.35	0.40
Low (L)	[0.15, 0.30]	0.15	0.225	0.30
Very low (VL)	[0.00, 0.15]	0.00	0.075	0.15