Agility has been identified as one of the most salient issues of contemporary supply chain management. Despite its importance, there has been limited theory development in the firm supply chain agility area. This book investigates the impact of firm supply chain agility on the firm’s financial performance using secondary, Compustat data. Thus, this research further contributes to theory development by providing a better understanding of how firm supply chain agility impacts firm performance. Relevant managerial implications are also presented.