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 discusses the main external costs related to road transport and the design of taxes to manage them. It provides an overview of evolving tax practice in the European Union and the United States and identifies opportunities for better alignment of transport taxes with external costs....