Witt, Ulrich (2008), 'What is Specific About Evolutionary Economics?', Journal of Evolutionary Economics, 18, 547 …, UK: Sage Publications, 269-97 -- Jan Fagerberg (2003), 'Schumpeter and the Revival of Evolutionary Economics: An … Appraisal of the Literature', Journal of Evolutionary Economics, 13 (2), 125-59 -- Ulrich Witt (2005), 'The Evolutionary …