Operations research 514 Operations Research-- Information management-- Executive management 106 Operations Research--Information management--Executive management 80 Management 34 Operation research 23 Linear programming 20 Programming (Mathematics) 17 Management science 15 Decision making 11 Operations Research 11 Mathematical optimization 10 Operational research 9 Operation Research 8 Mathematical models 7 System analysis 6 operations research 6 Computer science 5 Economics 5 Mathematics 5 Production management 5 Research 5 Systems engineering 5 TECHNOLOGY & ENGINEERING / Operations Research 5 Dynamic programming 4 Game theory 4 Operations research-Management 4 Queuing theory 4 Simulation 4 BUSINESS & ECONOMICS / Operations Research 3 Business logistics 3