Zimmermann, Klaus F. - Forschungsinstitut zur Zukunft der Arbeit <Bonn> - 2007
nationals have a substantially lower employment rate than EU nationals indicating low
quality of selection and integration … from Russia (7.6%), Sri Lanka (7.6%), the Philippines (5%), Bulgaria (3.7%),
Romania (2.7%), Syria (2.2%), India (2 …. The ethnosizer, a measure of ethnic identity, classifies migrants into four
states: integration, assimilation, separation …