While higher effort in research is advocated for agriculture, there continues to be a lack of measurement of its impact in economic terms, at least in Europe. This paper seeks to assess the economic impact of public agricultural R&D investments in Europe. Different panel models are applied on 16...

We show why considering a number of education-dependent covariates in the wage equation decreases coefficient of education in the wage equation. We use a meta-analysis of results for Portugal to show, empirically, that this is the case. The coefficient decreases when we use covariates that can...

Der Riester-Rente wird von Kritikern vorgeworfen, sie habe zu hohe Kosten und sei wegen überhöhter Lebenserwartungsannahmen unrentabel. Der Autor untersucht die fachliche Stichhaltigkeit der veröffentlichten Kritik und arbeitet die methodischen Grenzen der durchgeführten Untersuchungen...