Capital budgeting 13 Linear programming 13 Personnel management 12 Communication 9 Data analysis 9 Management 9 Derivatives 8 Networking 8 Leadership 7 applications generator 7 Linear equations 6 Marketing 6 Motivation 6 Training 6 mathematical commands 6 HRD 5 Marketing management 5 Planning 5 Probability 5 Staffing 5 capital budgeting 5 leadership 5 matrices 5 Advertising 4 Consumer behaviour 4 Demand 4 Economic development 4 Economic optimization 4 Finance 4 Human resource management 4