We examine how different renewable energy support policies affect innovation in solar and wind power technologies. The analysis is conducted using policy and patent data for a large sample of 194 countries and territories. The policy data allows distinguishing two dimensions of regulation, i.e....

Despite existing public support programmes, many PCIs in energy infrastructure are still delayed because of obstacles in financing. Many projects are not reaching the bankability stage. Both investment volumes and project complexity often exceed the capacities of the involved transmission system...

Review of the Porter Hypothesis and the related literature -- Measurement of environmental regulation -- Environmental regulation and renewable energy innovation -- Environmental regulation and renewable energy exports. .