- Operations Management 26
- Innovation/Technology Management 22
- Industrial and Production Engineering 17
- Real Estate Management 16
- Business and Management, general 15
- Construction Management 15
- Engineering Economics, Organization, Logistics, Marketing 13
- Operations Research/Decision Theory 13
- Information Systems Applications (incl. Internet) 12
- Communications Engineering, Networks 8
- Entrepreneurship 7
- Macroeconomics/Monetary Economics//Financial Economics 7
- Operations Research, Management Science 7
- Engineering, general 6
- Industries 6
- Business Mathematics 5
- Information Systems and Communication Service 5
- Logistics 5
- Urban Economics 5
- Control and Systems Theory 4