This course is designed to provide students with a comprehensive understanding of applied microeconomic theory at the DBA level. Through rigorous training of key concepts and methodologies, students will develop the skills necessary to comprehend, analyze, and construct theoretical models in various business contexts. The course will delve into foundational topics such as consumer theory, game theory, and industrial organization. Topics covered under industrial organization include information economics, classical models of competition among firms, and platform competition. Emphasis will be placed on practical applications of theoretical frameworks in business research.