Meta-Frontier Analysis of Disclosing Sustainable Development Information: Evidence from China’s AI Industry

China currently adopts voluntary principles to disclose sustainable development information, and so considerable numbers of listed companies have chosen not such information. Since disclosure non-disclosure groups face different production opportunities, this research uses the meta-frontier framework completely analyze practices China’s artificial intelligence (AI) industry. Empirical results show that group outperforms in operating scales, efficiencies, technologies, while superior efficiency state-owned enterprises (SOEs) comes entirely from group. Hence, government should mandate or actively encourage capable corporations, especially SOEs, as doing improves overall society also enhances these firms’ performance. Finally, authority can formulate a nationwide policy regardless existing differences regional development.