@article{AlbrechtKubeTraxler2018, author = {Felix Albrecht and Sebastian Kube and Christian Traxler}, title = {Cooperation and norm enforcement - The individual-level perspective}, journal = {Journal of Public Economics}, volume = {165}, pages = {1 -- 16}, doi = {10.1016/j.jpubeco.2018.06.010}, year = {2018}, }