TY - RPRT A1 - Fox, J. A1 - Klüsener, S. A1 - Myrskylä, M. T1 - Is a positive relationship between fertility and economic development emerging at the sub-national regional level? Theoretical considerations and evidence from Europe Y1 - 2015 PB - Max Planck Institute for Demographic Research CY - Rostock IS - MPIDR working paper WP-2015-006 ER -