A Business activity includes both production of goods and services and distribution of goods and services. Production of goods and services refers to the industrial activity of a business whereas distribution of goods and services refers to the commercial activity of a business.
The system of producing and distributing goods and services is the result of a gradual development in these activities spread over a long period of human existence.
We can examine the growth of business over a period of time in two phases.
a) Evolution of Commercial activities and
b) Evolution of Industrial activities.