“…These theories have mainly been tested in the North American context, but the number of European studies on the subject is steadily growing (e.g., Bolt & van Kempen, ; Feng, van Ham, Boyle, & Raab, ; Lersch, ; Schaake, Burgers, & Mulder, ; Silvestre & Reher, ; Skifter Andersen, , ; Valk & Willaert, ). The literature contains a large variety of results, with some studies showing evidence of each of the theories as well as the coexistence of multiple theories, depending on the ethnic group (Bolt & van Kempen, ; Skovgaard Nielsen, ). A growing number of comparative studies have also revealed differences in patterns of spatial assimilation between different cities and countries (Bolt & van Kempen, ; Bolt et al, ; Edgar, ; Logan, Alba, & Zhang, ; Wessel, Andersson, Kauppinen, & Skifter Andersen, ).…”