Operations research Decision making 209 Operation Research/Decision Theory 188 Business 125 Business and Management 118 Management science 93 Operations Research, Management Science 84 Production management 52 Mathematical models 45 Engineering 43 Operations Management 41 Management 37 Mathematics 32 Industrial management 26 Mathematical optimization 26 Computational Intelligence 25 Computational intelligence 25 Engineering economy 24 Data processing 22 Engineering Economics, Organization, Logistics, Marketing 22 Computer science 18 Economics 18 Industrial engineering 18 Statistics 18 Industrial and Production Engineering 17 Optimization 17 Production engineering 17 Artificial Intelligence (incl. Robotics) 15 Artificial intelligence 15 Computer simulation 14