Research Article

Efficiency Evaluation of Green Technology Innovation of China’s Industrial Enterprises Based on SBM Model and EBM Model

Table 2

Input and output indicators in achievement transformation stage.

CategoryIndicator

InputsThe number of valid invention patents
The number of patent applications
Expenditure on introduction, purchase, assimilation, and upgrading of technology

Desirable outputsSales revenue of new products
Gross industrial production

Undesirable outputsWastewater discharge
Smoke and dust emission
Industrial solid waste production