The book series European Studies of Population (ESPO) aims at disseminating population and family research, with special relevance for Europe. It may analyse past, present and/or future trends, as well as their determinants and consequences. The character of the series is multidisciplinary, including formal demographic analyses, as well as social, economic and/or historical population and family studies. The following types of studies are of primary importance: (a) internationally relevant studies, (b) European comparative studies, (c) innovative theoretical and methodological studies, and (d) policy-relevant scientific studies. The series may include monographs, edited volumes and reference works. The book series is published under the auspices of the European Association for Population Studies (EAPS).