“…Another strand of literature investigates EU agencies' relationships with the Commission, the European Parliament, the Member States, and stakeholders. Research on these topics has revolved around questions concerning EU agencies' networks, coordination, and legitimacy (Arras & Braun, 2018;Buess, 2014Buess, , 2015bHeims, 2016;Lord, 2011) as well as theoretical and conceptual explanations about inter-institutional relationships, following intergovernmental, supranational, and epistemic images (Egeberg et al, 2015;Trondal & Jappesen, 2008). From a policy-making perspective, furthermore, the role and use of EU agencies' expertise for the development of European policies have attracted scholars' attention (Ossege, 2016;Rimkutė, 2015).…”