Examlex
Which of the following is not one of the examples of Porter's threat of substitute products and services?
Structural Functionalism
A sociological perspective that interprets society as a structure with interrelated parts designed to meet the biological and social needs of individuals that make up that society.
Talcott Parsons
An American sociologist known for his contributions to the field of sociology, including the development of the action theory and the system theory.
Robert K. Merton
An American sociologist known for developing theories such as the self-fulfilling prophecy, strain theory, and the roles of social structure in scientific knowledge.
Systems Theory
An interdisciplinary theory about the nature of complex systems in nature, society, and science, which suggests that entities can be understood as cohesive wholes.
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