Advancement of Sustainable Development, Project Management and Operation Optimization Based on the Fifteenth ICMSEM Proceedings -- Effects of Financial Excess on the Fairness of Labor - Capital Financial Distribution: Evidence from China -- Mixed Strategy Game and Empirical Analysis of Pollution Control under the Background of Income Inequality -- Risk Perception and Entrepreneurial Intention under Emergency (COVID-19): An Empirical Study in China -- Mobile operator as the aggregator in a demand response model for smart residential communities -- An Empirical Study on the Influencing factors of Knowledge Governance of Industry-University-Research Synergetic Innovation -- Determinants of Preventive Behaviors of COVID-19 in China: An Information-Motivation-Behavioral Skills Model -- Online Outpatient services during the COVID-19 pandemic -- Environmental Economic Equilibrium Method for Anaerobic Digestion of Kitchen Waste -- Research on Construction and Application of Evaluation Index System of Green Business Environment.

This book gathers the proceedings of the fifteenth International Conference on Management Science and Engineering Management (ICMSEM 2021) held on August 1-4, 2021, at the University of Castilla-La Mancha (UCLM), Toledo, Spain. The proceedings contains theoretical and practical research of decision support systems, complex systems, empirical studies, sustainable development, project management, and operation optimization, showing advanced management concepts and demonstrates substantial interdisciplinary developments in MSEM methods and practical applications. It allows researchers and practitioners in management science and engineering management (MSEM) to share their latest insights and contribution. Meanwhile, it appeals to readers interested in these areas, especially those looking for new ideas and research directions.