efficient in controlling pollution when there is no uncertainty. We show that this is not the case if some consumers (firms …, local governments) are morally concerned about pollution and the pollution price is inefficiently low for political reasons … to reduce pollution, while price regulation makes these efforts effective. …

The present paper analyzes the impact of a climate coalition's border carbon adjustment on emissions from commodity … [decreases] with the coalition size if the coalition is large [small]. Then, the reduced climate costs outweigh [are outweighed …

We examine how different renewable energy support policies affect innovation in solar and wind power technologies. The … distinguishing two dimensions of regulation, i.e. design and intensity, and their effects on innovation. The patent data is based on …

price risk. The paper presents a real option framework to study the effect the instruments on investment and innovation of … is higher under a quota system. So the presence of price risk spurs technological innovation. …