Duplicate title to
Chen, X., Sasaki, T.
ORCID: https://orcid.org/0000-0002-4635-1389, Brännström, Å., & Dieckmann, U.
ORCID: https://orcid.org/0000-0001-7089-0393
(2013).
First carrot, then stick: how the adaptive hybridization of incentives promotes cooperation.
IIASA Interim Report.
IIASA, Laxenburg, Austria: IR-13-026