Gleditsch, Rebecca Folkman; Rogne, Adrian F.; Syse, Astri; … - 2021
migration. While fertility proved to be the most difficult component to project during the post-war period, net international … migration has been the main source of inaccuracy in the national population projections produced since 1996. The projections … following EU expansion in 2004. Subsequent projections have not, however, produced a consistent under- or overprojection of net …