Business disciplines refer to the practices that help a business grow. By putting a business practice into place, an entrepreneur can help ensure success and growth over the long term by creating a plan before the launch of an idea.

Economics can be defined in a few different ways. It's the study of scarcity, the study of how people use resources and respond to incentives, or the study of decision-making. It often involves topics like wealth and finance, but it's not all about money

Management as a discipline refers to that branch of knowledge which is connected to study of principles & practices of basic administration. It specifies certain code of conduct to be followed by the manager & also various methods for managing resources efficiently.