Scientific and Conceptual Grounds of Justification of the Essence of the Electronic Commerce System

E-commerce today is the fastest growing part of the global economy. Complex processes of digitalization, which have already penetrated into all spheres of economic activity, development of information technology and the COVID-19 pandemic have had a tremendous impact on the development of this type of commerce in all developed countries. The e-commerce development in last ten years has increased in several years, the capitalization of enterprises operating in this area has also grown rapidly, and the scale of activity of some of them has spread to all countries. Thus, the above confirms the importance of new research in this area, given the scale of its operation and significant prospects for further global development. Within the article, the nature of e-commerce using the methodology of a system approach is considered. This allowed to substantiate the basic components of this system, to determine relationships between them, to describe the motivation of the main economic agents that play a key role in the development of e-commerce. The use of the advantages of the system approach, which are also specified in the article, allowed to deepen the understanding of the composition of the outlined system, its interaction with the elements of the external environment. Thus, it is established that the e-commerce system is a system of relationships between economic agents that arise by sale, purchase of goods and services via the Internet, the implementation of other business transactions for the development of such relationships, which interacts with the elements of the environment, its function, has a single purpose of existence - to meet the demand for goods and services and to make a profit. In addition, within the article, the feasibility of additional research in the field of knowledge of individual subsystems of the e-commerce system, which reflect the relationship between certain types of economic relations in the process of buying, selling and providing goods and consuming services, is substantiated.