Schwerhoff, Gregor Max Planck Institute for Research on Collective Goods, Max Planck Society;
http://papers.ssrn.com/sol3/papers.cfm?abstract_id=2046502 (beliebiger Volltext)
http://www.coll.mpg.de/pdf_dat/2012_09online.pdf (Preprint)
Stürmer, M., & Schwerhoff, G. (2012). Non-Renewable but Inexhaustible – Resources in an Endogenous Growth Model.