Introduction Economy is normally categorized into three sectors namely − Primary Sector Secondary Sector Tertiary Sector Primary Sector Primary Sector is directly dependent on environment for manufacture and production. For example, agriculture, mining, farming etc. Secondary Sector Secondary Sector adds value to the produ by transforming raw materials into valuable products. For example, processing and construction industries. Tertiary Sector Tertiary Sector is involved in production and exchange of services. For example, transportation, communication, and other services of such kind. Tertiary Sector is also known as Services Sector as it facilitates the production and exchanges of services. Measurement of Economy Gross Domestic Product GDP is the value of all goods and services produced by all the three sectors over a period of time. The majority of workers employed in a particular sector illustrate the economic and technol...