This book describes the theory and practice of corporate finance. Corporate finance focuses on investment activities in fixed assets and financial assets, working capital management, and financing activities. The book can be used at universities in intermediate semesters as well as in continuing education courses. In addition, it is also suitable for practitioners who work in the financial management area of a company and want to acquire a sound understanding of corporate finance. In addition to theory, practical problems such as determining the cost of capital at the company and project level are also covered.