Jingxiu Liu (First Author) is a Ph.D. Candidate in Theoretical Economics at the School of Economics, Guizhou University of Finance and Economics (GZIFE). During his doctoral studies, Jingxiu Liu demonstrated respect for his instructors, maintained harmonious relationships with peers, and upheld strong moral character, with no record of any disciplinary or legal violations. Under the guidance of his doctoral supervisor, Professor Min Yao, Jingxiu Liu received a series of academic trainings that enriched his knowledge, broadened his academic horizons, and laid a solid foundation for his research. He actively participated in academic lectures at both university and school levels, dedicating himself fully to economic research.His academic journey is marked by a consistent dedication to understanding the intersection of economic theory and environmental sustainability. Recognized for his outstanding academic performance, he was awarded the prestigious Academic Excellence Scholarship by the university in both 2023 and 2025, a testament to his rigorous research and scholarly achievements. (E-mail: gufeljx@mail.gufe.edu.cn)