This book examines how questions of fairness emerge when algorithmic efficiency intersects with the ethical realities of AI-driven decision-making in areas such as hiring, lending, and marketing. It explores the growing tension between technical performance and moral responsibility as automated systems increasingly shape access to jobs, credit, and consumer opportunities. The analysis focuses on the trade-offs that arise when optimization metrics conflict with principles of equity, transparency, and accountability. The first area of focus is the data pipeline, where historical records used to train AI systems can reproduce existing social biases and unequal patterns of decision-making. The second examines oversight mechanisms, including human review, explainability standards, and audit systems designed to identify harmful outcomes before they scale across institutions. The third investigates how corporate incentive structures often prioritize predictive accuracy and cost efficiency while treating fairness as a secondary concern, and how integrating equity metrics into performance evaluation can reshape organizational priorities toward more responsible AI practices. Examples are used to clarify the structural logic of these systems rather than serve as isolated proof.