RAND study: Since 1980, only about one-third of refugees worldwide have returned to their home countries a decade after hostilities ended — suggesting a similarly low return rate for Ukraine.
https://foreignpolicy.com/2023/07/20/ukraine-war-russia-refugees-eu-policy-europe-education-employment/
https://foreignpolicy.com/2023/07/20/ukraine-war-russia-refugees-eu-policy-europe-education-employment/