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chapter 32
The economics of population
| Question | Answer |
|---|---|
| birth rate | The average number of live births in a year per 1,000 population |
| death rate | the average number of deaths in a year per 1,000 population |
| demography | the statistical study of population characteristics |
| density of population | the average number of people per square kilometre |
| fertility rate | the average number of children born to a woman who has completed her child bearing years |
| infant mortality rate | the average number of deaths in a year per 1,000 live births |
| life expectancy | a statistical projection of the length of an individual's life based on probabilities and assumptions of living conditions , medical care , natural disasters and other factors - or the average number of years a baby born today can expect to live |
| natural increase | the extent to which total births exceed total deaths during a period of time |
| net migration | the difference between outward migration(emigration) and inward migration (immigration) during a period of time (net migration =increase in population - natural increase) |
| optimum population | a situation where a country has the best number of people , given its economic resources , where output per person is at a maximum. |
| overpopulation | a situation where an increase in population would cause a fall in average income per person |
| under population | a situation where an increase in population would cause an increase in average income per person |
Created by:
jmartineconomics
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