Glöckner, Andreas Max Planck Institute for Research on Collective Goods, Max Planck Society;
Hilbig, B. E. Max Planck Institute for Research on Collective Goods, Max Planck Society;
http://www.jdm.uni-mannheim.de/hilbig/dls/gloeckner_hilbig_inpress.pdf (Any fulltext)
Glöckner, A., & Hilbig, B. E. (2012). Risk is relative: Risk aversion yields cooperation rather than defection in cooperation-friendly environments. Psychonomic Bulletin & Review, 19, 546-553.