New York is considering additional emission regulation on top of its obligations under the Regional Greenhouse Gas Initiative (RGGI) to achieve its State Energy Plan targets. The proposed measure is a so-called "carbon adder" on CO2 emissions from the power sector which is set as the difference...

With his announcement to pull the US out of the Paris Agreement US President Donald Trump has snubbed the international climate policy community. Key remaining parties to the Agreement such as Europe and China might call for carbon tariffs on US imports as sanctioning instrument to coerce US...

The cost-effectiveness of unilateral emission abatement can be seriously hampered by emission leakage. We assess three widely-discussed proposals for leakage reduction targeted at energy-intensive and trade-exposed industries: border tax adjustments, output-based allocation and industry...

Dividing the burden for greenhouse gas abatement amongst the provinces has proven challenging in Canada, and is a major factor contributing to Canada's poor historic performance on greenhouse gas abatement. As the country aims to achieve substantial cuts to emissions over the next decade and by...