This text is a thorough treatment of the theory of interest, and its application to a wide variety of financial instruments. It emphasizes a direct-calculation approach to reaching numerical results, and uses a gentle, thorough pedagogic style. This edition expands on the treatments of forward contracts of various types, swaps and financial options and option strategies. The text contains a large number of worked examples and end-of-chapter exercises. The fifth edition includes expanded coverage of forwards, futures, swaps and options. This book has been named as an alternatively acceptable reference for the Society of Actuaries Exam FM and the Casualty Actuarial Society Exam 2. It is also listed in the Course of Reading for the EA-1 examination of the Joint Board for the Enrollment of Actuaries