Coordinated development of energy, economy and environment subsystems-A case study

- Coordination degree of EEE system is a typical parameter for sustainable development.
- A comprehensive evaluation model is established for EEE system.
- Principal factor analysis shows a firm connection of the three subsystems.
- EEE systems are not well coordinated in total in Shandong.
- Suggestions are proposed for improving the coordination degree of EEE system.