Table 1 Description of sample on key nationality variables. The overall ICS descriptive results tended to identify greater variation between countries than between cities within the same country. For nationality acquisition, the apparent variation between cities has been addressed by Reichel and Morales 2017. Using Eurostat 2011 Census Hub of the European Statistical System, they identified an overrepresentation of naturalised ICS respondents in Brussels and, to a lesser extent, Budapest, and an underrepresentation in Antwerp, Liege and Paris

From: Naturalisation in context: how nationality laws and procedures shape immigrants’ interest and ability to acquire nationality in six European countries