| Evaluation item | Economic validity |
| Metric | <Post metric #4> Benefit cost ratio |
| Explanation | Verify that the ratio of performance-to-cost is appropriate. |
| Measurement method | □ Are the performance (performance targets or performance indicators) achieved in the project appropriate, considering the input costs? No--------------Partial--------------Yes ※ Cost should be in terms of total cost of ownership. |
| Data gathering method | □System ■Data □Questionnaires □Interview |
| Data sources | Documents that can verify the achievement of the targets of the performance indicators, such as Project Plan, Project Closure Report, and Performance Report, and the reliability of the data |