Stages of the Demographic Transition
Stage 1—High birth and death rates lead to slow population growth.
Stage 2—The death rate falls but the birth rate remains high, leading to faster population growth.
Stage 3—The birth rate starts to fall, so population growth starts to slow..
between the birth and the death rate..
Demography.
Research discipline investigating the structure and dynamics of populations.
The size and structure of populations change as people are born, die, or move (demographic components: fertility, mortality, migration and, in a broader sense: morbidity and nuptiality)..
The demographic cycle, or population cycle, refers to the evolution over time of the population profile of a country, region or other defined geographical area.
A population cycle theory has been postulated in terms of the socio-economic history of industrialized countries..
Demographic gap is the difference between birth rate and death rate that develops when a country undergoes demographic transition In a demographic cycle, as the country develops and the living conditions improve, there is first a decrease in the death rate in the population
The number of people who are too young or too old to work in a society compared to the number of working age people
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This is calculated by taking one population size minus the population size in an earlier census.
