1. Centre for Social Studies, University of Coimbra, Department of Sociology, Praça Dom Dinis 77, 3000–104 Coimbra, Portugal, Corresponding author, e-mail: isabelroque@ces.uc.pt
2. Centre for Research and Studies in Sociology (CIES-IUL), Iscte – University Institute of Lisbon, Avenida das Forças Armadas, 1649-026 Lisbon, Portugal, Renato.Carmo@iscte-iul.pt
3. Centre for Research and Studies in Sociology (CIES-IUL), Iscte – University Institute of Lisbon, Avenida das Forças Armadas, 1649-026 Lisbon, Portugal, rodrigo.assis@iscte-iul.pt
4. Centre for Research and Studies in Sociology (CIES-IUL), Iscte – University Institute of Lisbon, Avenida das Forças Armadas, 1649-026 Lisbon, Portugal, jorge.caleiras@gmail.com