Population History 46 Economic conditions 12 Social conditions 12 Migration, Internal 9 Social classes 6 Land settlement 5 more ... Ethnic relations 4 Fertility, Human 4 Households 4 Jews 4 Poor 4 African Americans 3 Agriculture 3 Demography 3 Economic aspects 3 Families 3 Migrations 3 Public welfare 3 Race relations 3 Residential mobility 3 Slavery 3 Catholics 2 Colonies 2 Demographic transition 2 Emigration and immigration 2 Enslaved persons 2 Family demography 2 Family relationships 2 Government publications 2 less ...