Problems of demographic ageing in new light.
Valkovics
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D003710:Demography; D019049:Developed Countries; D005060:Europe; D005061:Europe, Eastern; D005544:Forecasting; D006814:Hungary; D008722:Methods; D011153:Population; D011157:Population Dynamics; D012106:Research; D013223:Statistics as Topic
Demographic Aging; Demographic Factors; Developed Countries; Eastern Europe; Estimation Technics; Europe; Hungary; Methodological Studies; Population; Population Dynamics; Population Projection; Research Methodology