Decision making School management and organization 12 School principals 7 Management 5 Corporations 4 Data processing 4 Educational leadership 4 Mathematical models 4 Psychological aspects 4 Curriculum planning 3 Government policy 3 Job satisfaction 3 Purchasing 3 Teacher effectiveness 3 Teacher-principal relationships 3 Teachers 3 Algorithms 2 Banks and banking 2 Branding (Marketing) 2 Business enterprises 2 Case studies 2 Computer programs 2 Construction industry 2 Evaluation 2 Finance 2 High school principals 2 High school teachers 2 Leadership 2 Public administration 2 Technological innovations 2