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1
PNAS.1115219109
PNAS.1115219109
http://dx.doi.org/10.1073/PNAS.1115219109
The take-it-or-leave-it option allows small penalties to overcome social dilemmas.
P356
Q35709162-1F24A3D9-7A91-4D8A-90D8-4A43CA806E51
P356
PNAS.1115219109
http://dx.doi.org/10.1073/PNAS.1115219109