While many central governments amalgamate municipalities, mergers of larger county administrations are rare and hardly explored. In this paper, we assess both fiscal and political effects of county mergers in two different institutional settings: counties act autonomously as upperlevel local...

We develop a model of R&D competition between an incumbent and a potential entrant with network externalities and durable goods. We show that the threat of entry eliminates the commitment problem that an incumbent may face in its R&D decision due to the goods? durability. Moreover, a potential...