“…In the 'first generation' fiscal federalism literature, the benefits from competition associated with interregional migration were supposed to ensure public sector provision and mechanisms best matched voter preferences (Hamlin, 1991;Oates, 1972Oates, , 2005Tiebout, 1956). In this earlier approach, the decentralised systems offered dividends in a number of ways based on alleged greater accountability and capacity for policy innovation (Hamlin, 1991;Rodriguez-Pose and Gill, 2005;Brownlow, 2017). It is notable that the Independent Fiscal Commission for NI in its interim report made reference to empirical studies of these alleged 'economic dividends'.…”