The European Union's plan for climate neutrality by 2050 reopens the question of the role carbon pricing can and should play. Carbon pricing should not - and ultimately cannot - only be an enforcement tool or backstop that ensures targets are met, while the heavy-lifting of decarbonisation comes...

The first Conference of the Parties to the UN Framework Convention on Climate Change opened the path for a new policy instrument to mitigate anthropogenic climate change. It instituted a pilot phase for international emission offsets, "Joint Implementation", open for all signatories to the...