![]() Some portion of the population counted as "working age" may actually be unemployed or not in the labor force whereas some portion of the "dependent" population may be employed and not necessarily economically dependent. ![]() NOTE: Dependency Ratio does not take into account labor force participation rates by age group. All three ratios are commonly multiplied by 100.ĭefinition: population ages 0-15 divided by the population ages 16-64.įormula: ( ÷ ) × 100ĭefinition: population ages 65-plus divided by the population ages 16-64.ĭefinition: sum of the youth and old-age ratios.įormula: (( + ) ÷ ) × 100 There are three types of age dependency ratio: Youth, Elderly, and Total. The population is stable, neither increasing nor decreasing. Stationary - with a somewhat equal proportion of the population in each age group.Constrictive - pyramid with a narrow base (lower percentage of younger people, indicating declining birth rates with each succeeding age group getting smaller than the previous one).Expansive - pyramid with a wide base (larger percentage of people in younger age groups, indicating high birth rates and high fertility rates) and narrow top (high death rate and lower life expectancies). ![]()
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