The integration or mixing of immigrants with non-immigrants is an important issue in many countries. There are various forms of mixing. We consider here cross-parenting, the bearing of children with one immigrant parent and one non-immigrant. Our objective is to model cross-parenting as a...

Immigrants can mix with the population of a receiving country in various ways. We consider demographic mixing by which we mean cross-mating, and more particularly the bearing of children where one parent is of immigrant descent and the other is not – cross-parenting as we term it. We consider...

In the postwar period, when fertility dropped substantially, immigration more than made up for the drop in population growth, and from 1950 to 2020, population increased by 73%, double the European rate, in a country with population density already among the highest in Europe. Yet, there never...