Carbon prices are needed to incorporate climate change costs into economic decision making. Carbon pricing should be included as part of a broader arsenal of tools to achieve domestic climate targets, but it is not a silver bullet: other policy instruments and investments (for example, public...

The consensus view amongst economists is that carbon prices, in order to be effcient, must be the same across the globe. But when there are inefficiencies in the allocation of capital so that consumers in different countries face different discount rates, we show that efficient carbon prices...

Installations covered by the European Emission Trading Scheme (EU ETS) can use credits from the Clean Development Mechanism (CDM) to cover a share of their emissions. The CDM credits are generated by low-carbon projects in developing countries that require the CDM support to become financially...