There are four types of job. These are primary, secondary, tertiary and quaternary jobs. Primary jobs involve getting raw materials from the natural environment.g. mining, farming and fishing.
Tertiary jobs involve providing a service e.g. teaching and nursing.
Employment structures are usually displayed as pie charts . Employment Structures Employment structure means how the workforce is divided up between the three main employment sectors - primary, secondary and tertiary. Employment structures change over time. Countries in the early stage of development usually have a high percentage of the population in primary employment. This is because most people are engaged in agricultural activities.