Affiliation: | 1.Department of Sociology, University of Oxford, 42-43 Park End Street, Oxford, OX1 1JD, England ;2.Nuffield College, University of Oxford, New Road, Oxford, OX1 1NF, England ;3.Leverhulme Centre for Demographic Science (LCDS), University of Oxford, 42-43 Park End Street, Oxford, OX1 1JD, England ;4.Centre d’Estudis Demogràfics, Universitat Autònoma de Barcelona, Carrer de Ca n’Altayó, Edifici E2, 08193, Bellaterra/Barcelona, Spain ; |