In his Foreword Tony Culyer says, quoting the Fat Controller from Thomas the Tank Engine , that he wants his book to be 'a really useful engine'. Well, he's succeeded; it's really useful, and, for me at least, it'' a true engine of discovery. ' - Julian Le Grand, Richard Titmuss Professor of Social Policy, London School of Economics, UK ' For anyone who thinks health economics is just economic evaluation and in particular cost-effectiveness analysis,...