We propose a realistic approach to climate policy based on the Copenhagen Agreement to reduce Greenhouse Gases (GHGs) emissions. We assess by how much the non-binding, although official, commitments to reduce emissions made in Copenhagen will affect the level of world GHGs emissions in 2020. Our...

Climate change is an increasing concern across the world. In 1997, a number of countries, including most OECD countries, agreed the Kyoto Protocol, which sets targets for future emissions of greenhouse gases that drive climate change. But the Kyoto Protocol left many decisions to be made, and...