Knowledge flows within and across countries should be carriers of important learning spillovers. We use data on 1.5 million patents and 4.5 million citations to analyze knowledge flows across 147 subnational regions. We estimate that only 15% of average knowledge is learned outside the average...

Ideally a new reform of the EU trade regime for bananas (COMB) should be equipped in a way that it makes a long-term contribution to the realisation of sustainable goals, or at least does not prevent them. From a point of view of sustainable development, a trade restriction measure has to...

Hinter der Forderung nach höherer Energieeffizienz stehen üblicherweise konkrete umwelt- und energiepolitische Ziele wie Klimaschutz, Versorgungssicherheit und Ressourcenschonung. Das vorliegende Papier analysiert diese Argumente und diskutiert mögliche Politikinstrumente zur Zielerreichung....

In the absence of an international agreement on climate policy, unilateral carbon abatement creates two problems: It tends to have a detrimental effect on domestic competitiveness, and it leads to an increase in carbon emissions abroad (leakage). This paper analyses two policies that have...