Economic principles are pivotal in topics covered in UPSC exams as they underpin many aspects of governance and public policy. Understanding basic concepts such as supply and demand, inflation, and economic growth equips candidates to analyze government policies effectively. Economics is intertwined with other subjects, including Geography and History, aiding in a holistic understanding of national and global challenges. Knowledge of economic principles helps aspirants comprehend fiscal policies and development programs, which are frequently examined in the General Studies papers, making it essential for comprehensive UPSC preparation.