1. Handbook of new institutional economics,2005
2. Institutions, institutional change and economic performance;North,2002
3. Markets and hierarchies: analysis and antitrust implications;Williamson,1975
4. Biofuels—a world economically perspective (Biokraftstoffe: eine weltwirtschaftliche Perspektive);Henke,2005
5. Lewandowski I, Faaji A. Steps towards the development of a certification system for sustainable bio-energy trade. Report NWS-E-2004-31, 2004 〈http://bioenergytrade.org/downloads/fairbiotradecertification.pdf〉.