question by exploring survey data from 21 European countries and leveraging variation in citizenship laws across countries …-significant effects on the latter group. We then further explore the heterogeneity of returns to citizenship in a Marginal Treatment … obtain citizenship, suggesting that a relaxation of eligibility constraints would yield benefits for both migrants and host …

question by exploring survey data from 21 European countries and leveraging variation in citizenship laws across countries …-significant effects on the latter group. We then further explore the heterogeneity of returns to citizenship in a Marginal Treatment … obtain citizenship, suggesting that a relaxation of eligibility constraints would yield benefits for both migrants and host …

question by exploring survey data from 21 European countries and leveraging variation in citizenship laws across countries …-significant effects on the latter group. We then further explore the heterogeneity of returns to citizenship in a Marginal Treatment … obtain citizenship, suggesting that a relaxation of eligibility constraints would yield benefits for both migrants and host …