't provide compelling evidence of the panel cointegration needed to support their estimation strategy. This paper uses Pedroni …'s (1997, 1998) tests for panel cointegration in both the Coe-Helpman set-up and in a framework with more cross … heterogeneity is allowed, coefficient estimates appear less robust. The elasticity of productivity with respect to foreign R&D is …

This paper attempts to analyze the impact of knowledge and knowledge spillovers on regional total factor productivity …

This paper investigates the impact of knowledge capital stocks on total factor productivity through the lens of the …-region knowledge spillovers on total factor productivity (TFP) in Europe. The dependent variable is the region-level TFP, measured in … implement a spatial panel data model that controls for the spatial autocorrelation due to neighbouring regions and the …

for a panel of 20 rich OECD countries. Carefully controlling for institutional features and for business cycle comovements …