Bestandserhaltungsniveau liegt, möglich, Stationarität der Bevölkerung durch Zuwanderung zu erreichen. Deutschland müßte unter den gemachten … population policy are described and analyzed using the population of Germany and of the world as examples. The long-term goal of … stationarity in the population by means of immigration. Under the assumptions made here, Germany would have to take in between 350 …