Core skills required for effective public administration relevant to UPSC studies include critical thinking, effective communication, and ethical decision-making. Candidates need to analyze complex social problems and devise practical, equitable solutions. Communication skills encompass not only articulating ideas clearly but also engaging diverse stakeholders effectively. This involves active listening and the ability to convey complex information in an accessible manner. Moreover, a solid understanding of ethical principles is essential for maintaining integrity and public trust in governance. Building these foundational skills enhances an aspirant's preparedness for challenges in public administration and improves their performance in the UPSC examination.