The concept of the life cycle: the main directions of research, the features of the life cycles of coal mining organizations
The basic concepts and terms used in the concept of life cycle are considered. The article considers out the key aspects the certain concepts of the life cycle, depending on an object and a subject of researches. The main stages (steps) of life cycles used in separate concepts are considered. Are researched the main features of life cycles of the coal-mining organizations. Substantiated key positions of the need for empirical studies of the life cycles of coal mining organizations.