The paper collects comprehensive and detailed data on what 40 OECD and G20 economies do with the revenues from carbon taxes, emissions trading systems, and excise taxes on energy use. It notes that constraints – which can take the form of political commitments or legal earmarks – on revenue...

This paper argues that, in situations where choices are made between mutually exclusive investment projects and where there are economic rents, free allocation of tradable emission permits in emissions trading systems can weaken incentives for firms to invest in less carbon-intensive...

Carbon pricing helps countries steer their economies towards and along a carbon-neutral growth path. This paper considers how the design of carbon pricing instruments affects their effectiveness, efficiency and feasibility. Design choices matter both for taxes and Emissions Trading Systems...