منابع مشابه
Intelligence and childlessness.
Demographers debate why people have children in advanced industrial societies where children are net economic costs. From an evolutionary perspective, however, the important question is why some individuals choose not to have children. Recent theoretical developments in evolutionary psychology suggest that more intelligent individuals may be more likely to prefer to remain childless than less i...
متن کاملChildlessness in the UK
Levels of childlessness in Britain are higher than in many other European countries, with just under one in five British women currently reaching age 45 with no biological children of her own. This chapter provides new insights in two ways. First, by combining childbearing data from repeated rounds of the General Household Survey and the United Kingdom Household Panel Survey the chapter examine...
متن کاملManagement of involuntary childlessness.
Any definition of involuntary childlessness has to consider the difference between sterility and subfertility. As the latter affects about 20-30% of all couples at least once in their lives, general practitioners (GPs) may be the first to be confronted with this problem. This review presents the most relevant diagnostic and therapeutic options in cases of female or male infertility, and discuss...
متن کاملChildlessness in Blood Donors
are presented on the ABO and Rh blood groups in relation to blood donors' marital status and childlessness. In a subsequent paper data will be presented on the ABO and Rh blood groups in relation to the number, sex, and mortality of blood donors' children. As in the previous paper the data have been obtained from a questionary completed by 5785 blood donors aged 20-65 of the Aberdeen and N.E. S...
متن کاملFertility and Childlessness in the United States.
We develop a theory of fertility, distinguishing its intensive margin from its extensive margin. The deep parameters are identified using facts from the 1990 US Census: (i) fertility of mothers decreases with education; (ii) childlessness exhibits a U-shaped relationship with education; (iii) the relationship between marriage rates and education is hump-shaped for women and increasing for men. ...
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ژورنال
عنوان ژورنال: Demographic Research
سال: 2006
ISSN: 1435-9871
DOI: 10.4054/demres.2006.14.15