Comprehensive Evaluation and Dependence Index Measure of Innovation Performance of Chinese Coal Enterprises

Innovation performance is a valid measurement tool for green transformation of coal enterprises.In this manuscript, we introduce set theory in a multi-objective decision making framework.Using this new evaluation method to prioritize the innovation performance of 19 Chinese coal enterprises.The ranking results are then tested for robustness from a multidimensional perspective, which is as a way to analyze the variability in the reliance of coal enterprises' innovation performance on different dimensional indicators.The results show that technological capability is the most dependent dimension of innovation performance of coal enterprises. Of the two indicators that have a positive impact on technological capabilities, the percentage of R&D investment has a more significant effect than the percentage of technical staff