How can we understand subnational differences in fertility rates? The most common explanations see the key to these … fail to account for fertility rate differences in regions with similar populations and structures. This paper analyzes two … social milieus in southern Germany and argues that variations in their fertility rates can only be understood through their …

migrants, who predominantly move on a temporary basis, encounter new fertility norms in their host countries and then bring … them back home. These new fertility norms can be higher or lower than those in their country of origin. So the new … fertility norms that result from migration flows can either accelerate or slow down a demographic transition in migrant …