Ethnic groups tend to agglomerate and assemble, mostly in urban areas. While ethnic clustering is critically debated in societies and the consequences for economic outcomes are under debate in research, the process is not yet well understood. A separate literature has also examined the cultural...

In this article, we first test theories on immigrant rights across 29 countries from Europe, Africa, the Middle East, East Asia, Oceania, and the Americas, using our Indicators of Citizenship Rights for Immigrants (ICRI) data set. We focus on trajectories of nationhood and current institutional...