This study analyses, through cross-section estimation methods, the influence of spatial effects in productivity (product per worker), at economic sectors level of the NUTs III of mainland Portugal, from 1995 to 1999 and from 2000 to 2005 (taking in count the data availability and the Portuguese...

The purpose of this paper is to analyze the relationship between public and private research funding. Data from Eurostat are used. The methodology applies econometric models based on regression analyses. The main results are: public R&D expenditure is a complement for private R&D one, but the...

This paper offers an overview of the main literature on civil social capital and its impact on economic growth. It points out, following Durlauf (2002), the econometric issues useful to improve future aggregate empirical studies on social capital.