Energy Minister Charles Hendry told Ms Lucas that she should continue to "harry the government... to chase us to do better".

BBC: Ministers need to do better on climate change - Lucas

In addition, and without implying they would necessarily agree with the views expressed here, the author would like to thank: Lajos Bokros, Robert Braun, Martin Bruncko, Robert Cooper, Pavol Demes, Jeremy Druker, Michel Foucher, Andrew Gardner, Heather Grabbe, Charles Grant, Istvan Gyarmati, David Kral, Mart Laar, Edward Lucas, Alina Mungiu-Pippidi, Jiri Pehe, Sandra Pralong, Olli Rehn, Gyorgy Schopflin, James Sherr, Pirkka Tapiola, Emma Udwin and Alexander Vondra.

ECONOMIST: Sources and acknowledgments