We run a public good experiment in the field and in the lab with (partly) the same subjects. The field experiment is a … true natural field experiment as subjects do not know that they are exposed to an experimental variation. We can show that … subjects' behavior in the classic lab public good experiment correlates with their behavior in the structurally comparable …

To investigate the external validity of laboratory results, we combine a public good experiment with three treatments … in a field experiment. One treatment offers the opportunity to free-ride, the other two are placebo treatments. We …

To investigate the external validity of laboratory results, we combine a public good experiment with three treatments … in a field experiment. One treatment offers the opportunity to free-ride, the other two are placebo treatments. We …

To investigate the external validity of laboratory results, we combine a public good experiment with three treatments … in a field experiment. One treatment offers the opportunity to free-ride, the other two are placebo treatments. We …

We conduct an artefactual field experiment to study whether the individual preferences and propensity to cooperate of …

We investigate whether and how social ties affect performance in teams by implementing a field experiment in which a … second individual test after the conclusion of the experiment. …

they involve high monetary incentives. Using a framed field experiment with a representative sample, I show that these … incentives. Evidence from a survey experiment with ethic committees emphasizes the practical importance of this finding …