Femminis, Gianluca; Martini, Gianmaria - Dipartimento di Ingegneria Gestionale, Università … - 2007
We develop a dynamic duopoly, where .rms have to take into account a technological externality, that reduces over time their innovation costs, and an inter-.rm spillover, that lowers only the second comer.s R&D cost. This spillover exerts its e¤ect after a disclosure lag. We identify three...