Demography Flashcards
What is a longevity gap?
Difference of average expected life spans between different groups of people, religion, nations, races
What is maternal mortality rate?
Annual number of deaths of women from pregnancy related to every 1,000 live births
What is total fertility rate?
The average number of children a women will have throughout her lifespan
What is natural increase rate (NIR)?
percent of growth in population each year (birth rate minus death rate)
What is arithmetic density?
Total number of people divided by total land area
Characteristics of stages in demographic transition
Stage 1: birth and death rate are high
Sate 2: Birth rate is high and death rate is rapidly decreasing
Sage 3: Birth rate slows death rate still decreases but slows
Stage 4: Both birth and death rates are low
What is the dependency ratio?
Number of people under the age of 15 and over the age of 64 compared to the number of people in the active work force
Encumene
Portion of earths surface occupied by permanent human settlement
Natality
Ratio of live births to an area of population