Relier Pairs Demographic TermsVersion en ligne here are some key words and their definitions that are connected with studying population par Miss T Jack 1 Death Rate (DR) 2 Replacement Rate 3 Dependency Load 4 Emigration Rate (ER) 5 Life Expectancy 6 Immigration Rate (IR) 7 Birth Rate (BR) 8 Refugee the # of people who permanently leave their home country with the intention of staying there the (“magic”) number of 2.1 children to keep the population stable the relationship between the # of deaths and size of the population. the # of people who permanently move to another country how long a person is predicted to live. the percentage of a country’s population who are younger than 15 and older than 65 (i.e. financially rely on others) someone who flees their homeland for fear of their life but will return home when it is safe to do so the relationship between the # of births and the size of the population.