We study how the city system is affected by the possibility for the members of the same cultural diaspora to interact across different cities. In so doing, we propose a simple two-city model with two mobile cultural groups. A localized externality fosters the productivity of individuals when...

The diffusion of knowledge in the world generates positive externalities if knowledge flows increase the productivity of R&D. Our work analyzes knowledge diffusion and knowledge externalities in generating innovation and in determining productivity. We first estimate the determinants of...

Comprehensive reform of Local self-government presents one of the most important questions in the process of accession to the European Union. In ongoing discussions about effectiveness of the public sector it is almost impossible to avoid the issue of rational territorial organization of...

The diffusion of knowledge in the world generates positive externalities if knowledge flows increase the productivity of R&D. Our work analyzes knowledge diffusion and knowledge externalities in generating innovation and in determining productivity. We first estimate the determinants of...

Within the framework of creative economy the creative and innovative management represents a strategic issue to consider when stimulating the enhancement of competitiveness among companies and countries. Creativity, innovation and new product development

What is the impact of modern transportation technology on long-run economic change in poor countries with high trade costs?  Rail construction in colonial Sub-Saharan Africa provides a natural experiment: 90% of African rail-road lines were built before independence, in a context where...

We identify the impact of local firm concentration on incumbent performance with a quasi natural experiment. When Germany was divided after World War II, many firms in the machine tool industry fled the Soviet occupied zone to prevent expropriation. We show that the regional location decisions...

What factors influence state economic growth? This paper uses annual state (and local) data for the years 1947 to 1997 for the 48 contiguous states to estimate the effects of a large number of factors, including taxation and expenditure policies, on state economic growth. A special feature of...

The purpose of this work is to verify the existence of possible tradeoffs between policies direct to reduce the emissions of greenhouse gases (GHGs) with the ones direct to foster the development of the Brazilian Amazon Region, which is one of the poorest in the country. In order to achieve this...

This study analyses, through cross-section estimation methods, the influence of spatial effects in the conditional product convergence in the parishes? economies of mainland Portugal between 1991 and 2001 (the last year with data available for this spatial disaggregation level). To analyse the...