The three-credit course book encompasses eight chapters. Chapter I provides an overview on economy, Islamic economics, and school of economics, economics, and economic system. Chapter II introduces the general principles of Islamic laws and rules, especially economic laws. The third chapter deals with the philosophy of ownership. Chapter IV examines business economics in general and the rules of transactions due to their widespread use in social life, and then addresses commercial ethics in Islam. In Chapters V and VI, some problems with economics and natural resources, and environment and public economy are discussed, and the differences between the economic system of Islam and the other systems are described. In the seventh chapter, economic justice and its jurisprudential foundations are examined from the Islamic viewpoint, and some approaches to the realization of economic justice are noted. In Chapter VIII, an overview of the Islamic financial system, jurisprudential foundations of financial affairs, and the banking system are briefly illustrated.