Information-based policies play an important role in environmental protection efforts around the world. These policies use information provision and/or disclosure to shape behavior in order to meet the policy objective; for example, mandatory information disclosure requires firms to measure and...

Recent efforts to endogenize technological change in climate policy models demonstrate the importance of accounting for the opportunity cost of climate R&D investments. Because the social returns to R&D investments are typically higher than the social returns to other types of investment, any...