The construction of formal models that deal with space observed a huge increase since the late 1980s. As Fujita et al. (1999) stress, the field of regional economics experienced a revival with the emergence of new analytical tools such as the diffusion of imperfect competition models, networks...

In this essay, we intend to evaluate the importance of R&D (Research and Development) activities for firms' decision about location. For that purpose, we use micro-level data for the Portuguese industrial sector and focus on the location choices made by new starting firms during 1992-2000 within...

This paper aims at explaining how proximity between firms affects cooperation in R&D. For that purpose, it is proposed a three-stage game amongst three firms where each firm decides about location, R&D and output. Firms’ decision about location determines a R&D spillover, which is inversely...

In this paper, we intend to evaluate the importance of geographical and technological variables for firms' decision about location. For that purpose, we make use of micro-level data for the Portuguese manufacturing sector and focus on the location choices made by new starting plants during...

This paper aims at develop an evaluation of the functional polycentrism of Portuguese municipalities. For that purpose, we develop a critical assessment of the concept of polycentrism and functional polycentrism whose assumptions guide most of the policies of regional planning, and present the...

According to Duranton (2008), the main focus of spatial economics is the location choice of the economic agents. In order to explain the location and the agglomeration of agents in certain locations, one must relax the core assumptions of the neoclassic competitive framework. According to Fujita...