The economic prescription for climate change is clear: price carbon dioxide (CO2) and other greenhouse gas emissions to internalize climate damages. In practice, a variety of political economy constraints prevent the introduction of a carbon price equal to the full social cost of emissions. This...

It is tricky to design local regulations on global externalities, especially so if firms are mobile. We show that when costs and outside options are firms' private information, the threat of firm relocation leads to local regulations that are stricter, not looser. This result is general and...

This paper provides an overview of current government schemes promoting corporate reporting of greenhouse gas (GHG) emissions and analyses their main building blocks. It describes the drivers and challenges for governments, companies and investors in dealing with GHG reporting and includes 4...