Social benefit:
A business is done while remaining in the society and for the interest of the society.
Management makes uses of resources such as manpower, knowledge gained from the society, etc. available in the society and then works in the favour of the society.
When the business earns success it in turn increases the wealth and welfare of society. For example, with time, development and competition business units produce goods and services at low cost for the people. This results into welfare of the entire society.