Green innovation is essential for climate change mitigation, but not all innovative projects deliver equal social value …. We consider innovator heterogeneity in a model where the policy maker cannot observe innovation quality and directly … subsidize the socially most valuable green innovations. We find that carbon pricing works as an innovation screening device …

employment. In this context, the promotion of a concept called regional innovation system has recently become important in the EU … degrees of innovation promotion by the EU from one region to another. Since regional-policy strategies should have been … subject to a new orientation towards more innovation promotion, we are particularly interested in whether the EU's co …

subsidies complied with EU state aid rules, both in terms of effectiveness and competition. …