Death Rate (DR)
Immigration Rate (IR)
Birth Rate (BR)
Dependency Load
Emigration Rate (ER)
Life Expectancy
Replacement Rate
Refugee
the (“magic”) number of 2.1 children to keep the population stable
the # of people who permanently move to another country
the relationship between the # of deaths and size of the population.
how long a person is predicted to live.
someone who flees their homeland for fear of their life but will return home when it is safe to do so
the percentage of a country’s population who are younger than 15 and older than 65 (i.e. financially rely on others)
the # of people who permanently leave their home country with the intention of staying there
the relationship between the # of births and the size of the population.
