What is paradigm? why are a paradigm needed? plz explain.

Paradigms are usually defined as a framework that has unwritten rules and that directs actions.
A paradigm shift occurs when one paradigm loses its influence and another takes over. The idea defines paradigm and paradigm shift and explains how it can relate to company strategies and industry cycles.

Paradigms are important because they define how we perceive reality.
Everyone can only live and function by their socially conditioned nature (look at your response to a friend burping at the table vs perhaps a queen’s respond to the same situation)
A person behaves within the limitations and distortions produced by their socially conditioned nature. In the business world, a paradigm shift is often a change in the perception of how things should be done, made, or thought about.