This book contains approximately 400 formulas relevant to the CFAÆ Level I exam. It is intended to make life easier for candidates taking the first exam in a series of three exams that constitute the CFAÆ Program and is intended to be a complement to the CFAÆ Level 1 curriculum. The CFAÆ Program is a self-study graduate level program for investment professionals that is held in the highest regard in the Investment profession. The book can also serve as a reference guide for practitioners and educators in finance.