@article{publication-2015,
	author={Fischbacher, Urs and G{\"a}chter, Simon and Fehr, Ernst},
	doi={10.1016/S0165-1765(01)00394-9},
	issn={0165-1765},
	journal={Economics Letters},
	number=3,
	pages={397-404},
	publisher={Elsevier},
	title={Are people conditionally cooperative? Evidence from a public goods experiment},
	volume=71,
	year=2001,
}