Optimization of Market Risk via Maclaurin Symmetric Mean Aggregation Operators: An Application of Interval-Valued Intuitionistic Fuzzy Sets in Multi-Attribute Group Decision-Making Journal title: Journal of Engineering Management and Systems Engineering Authors: Mehwish Sarfraz, Darko Božanić Subject(s): Management Science/Operations Research, Production, Operation and Manufacturing Management, Operating Systems, Industrial Management, Engineering, Multidisciplinary, Operations Research & Management Science, Technology - Production engineering