[Levels and changes in the length of the economically active life of the population].
Kruminya
I
I
D003710:Demography; D019049:Developed Countries; D004467:Economics; D004651:Employment; D006280:Health Workforce; D015993:Life Tables; D011153:Population; D011157:Population Dynamics; D012106:Research; D013997:Time Factors; D014586:USSR
Demographic Analysis; Demographic Factors; Developed Countries; Economic Factors; Human Resources; Labor Force; Life Table Method; Life Tables; Population; Population Dynamics; Research Methodology; Time Factors; Ussr