• closedAccess   Does Environmetal Policy Stringency Foster Innovation and Productivity in OECD Countries? 

      Morales-Lage, Rafael; Bengochea, Aurelia; Martinez-Zarzoso, Inmaculada Georg-August-Universität Göttingen (2016)
      In this paper we use panel data models and quantile regressions to test the “weak” and “strong” versions of the Porter hypothesis, using data from 14 OECD countries over the period 1990-2011. A newly-released environmental ...