knowledge spillovers, especially those occurring at the national level. Wind and solar technologies exhibit distinct innovation … innovative activity with a special emphasis on the role of knowledge spillovers. We investigate two major renewable energy … technologies or sectors (inter-sectoral spillovers), or at the international level. We find that innovation is strongly driven by …

We develop a composite indicator measuring the performance of national innovation systems. The indicator takes into … of preconditions for innovation by managers. We apply the methodology to a set of 17 industrialized countries on a yearly … capital, trust and science and technology to achieve an assessment of a country's social climate for innovation. After …