The Bali Roadmap and North-South cooperation: the right to development in a climate-constrained world is a standout within the recent batch of academic treatments of Greenhouse Development Rights. This is not only because it introduces GDRs well and at appropriate length, but also because it does so in the context of, and in comparison to, other prominant principle-based burden sharing approaches. It was published in the “European Review of Energy Markets” (Vol. 3, Issue 2) in June 2009 and, notably, was written by not only the usual GDRs authors group (Sivan Kartha, Paul Baer and Tom Athanasiou) but also by veteran Swedish diplomat Bo Kjellén.