“…Third, we confirm the linearity of the interaction between reciprocity and unemployment (Hainmueller et al, 2019). Fourth, we test the impact of a set of additional country-level control variables to ascertain the role of institutional reciprocity in our findings, including overall welfare generosity (e.g., Hanson et al, 2007), the immigrant share of the population (e.g., Braakmann et al, 2017), and employment protection legislation (e.g., Ruhs, 2017). We add these controls both at the country-level and interact them with individual unemployment.…”