The factors that affect population growth: Birth rate, death rate, net migration, immigration and emigration. Reasons for different rates of population growth in different countries: How and why birth rates, death rates and net migration vary between countries. The effects of changes in the size and structure of population on different countries: The concept of an optimum population. The effects of increases and decreases in population size and changes in the age and gender distribution of population. Note: interpretation of a population pyramid is required, but drawing is not.
The nature and causes of changes in the pattern of employment, for example increase in proportion of workers employed in the tertiary sector and formal economy as an economy develops; a greater proportion of women in the labour force due to changes in social attitudes; decline in the proportion employed in the public sector as a country moves towards a market economy.