This paper revisits the Porter hypothesis by pursuing two new directions. First, we compare the results obtained with two complementary approaches: parametric stochastic frontier analysis and conditional nonparametric frontier analysis. They presents relative advantages and drawbacks. Secondly,...

We investigate carbon Kuznets curves (CKC) relationships for advanced countries grouped in policy relevant groups - North America and Oceania, South Europe, North Europe - by means of various homogeneous, heterogeneous and shrinkage/Bayesian panel estimators. We try to provide an answer to the...

This paper provides an econometric examination of geographic R&D spillovers among countries by focusing on the issue of cross-sectional dependence. By applying several unit root tests, we show that when the number of lags of the autoregressive component of augmented Dickey Fuller test-type...

The paper looks at the genesis of innovation in the EU regions in order to shed light on the link between innovative inputs (R&D and Human Capital) and the genesis of economically valuable knowledge. The "traditional" regional Knowledge Production Function (KPF) is innovatively developed in...