Learning objectives
Calculate and explain changes in birth rates, death rates, infant mortality and net migration, and their effect on population growth and structure
Explain the idea of an optimum population and describe the age structure of a population, for example by calculating a dependency ratio
Explain the causes and consequences of urbanisation in developing economies
Calculate a Gini coefficient from a Lorenz curve and compare income distribution between countries
Compare the employment shares of the primary, secondary and tertiary sectors and the pattern of trade of countries at different levels of development
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