Assortative mating and differential fertility.
D000367:Age Factors; D015331:Cohort Studies; D003710:Demography; D019049:Developed Countries; D004467:Economics; D004522:Educational Status; D004651:Employment; D004739:England; D005060:Europe; D005191:Family Characteristics; D005298:Fertility; D008393:Marriage; D008423:Maternal Age; D010290:Parents; D010331:Paternal Age; D011153:Population; D011154:Population Characteristics; D011157:Population Dynamics; D012106:Research; D012923:Social Class; D012959:Socioeconomic Factors; D013223:Statistics as Topic; D006113:United Kingdom
Age Factors; Cohort Analysis; Comparative Studies; Data Analysis; Demographic Factors; Developed Countries; Differential Fertility; Economic Factors; Educational Status--men; Educational Status--women; Employment Status; England; Europe; Family And Household; Family Characteristics; Family Size; Fertility; Husband-wife Comparisons; Macroeconomic Factors; Maternal Age; Northern Europe; Occupational Status--men; Parental Age; Paternal Age; Population; Population Characteristics; Population Dynamics; Research Methodology; Research Report; Social Class; Socioeconomic Factors; Socioeconomic Status; Statistical Studies; Studies; United Kingdom