© The Author(s) (Published by Demographic Research)

Copyright Holders: © The Author(s) (Published by Demographic Research)

Self-archiving policy

Conditions

Accepted version:

 Open Access Journal

Published version:

 Open Access Journal

Remarks:

1. From 1 October 2006, authors publishing in Demographic Research retain the copyright to their work.2. From 1 October 2006, all work published in Demegraphic Research is published under the terms of the Creative Commons Attribution Non-commercial License, 2.0 Germany. Through this creative common license, the author(s) of work in Demographic Research give(s) users and readers permission to: Include their work in a database, link to it from a website or make the full text of the work freely available on other websites or within digital repositories.

Verification Date:

16.02.2015