In a new edition of his hard-hitting book on climate change, economist Dieter Helm looks at how and why we have failed to tackle the issue of global warming and argues for a new, pragmatic rethinking of energy policy. "An optimistically levelheaded book about actually dealing with global warming."--Kirkus Reviews, starred review " Dieter Helm] has turned his agile mind to one of the great problems of our age: why the...