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...

We investigate the origin, impact and evolution of citizenship laws. Citizenship laws originate from the common and civil law traditions, which apply jus soli and jus sanguinis, respectively. We compile a data set across countries of the world starting from the 19th century. The impact of the...

This meta-study investigates recent research on the effects of immigration on the welfare state in Austria, Germany and Switzerland. Due to the 2015 arrival of high numbers of refugees into Europe, the focus is on studies about asylum seekers, recognized refugees and, more generally, on forced...

"Since 2015, the cross-border movement of migrants and refugees has reached unprecedented levels. War, persecution, destitution, and desertification impelled millions to flee their homes in central Asia, the Levant, and North Africa. The responses in the Global North varied country by country,...

This paper addresses two issues. First: among immigrants, is there a labour market benefit associated with becoming a citizen of the host country, in this case Canada or the United States? Recent international research indicates that there is an economic return to acquiring citizenship. Second:...