This paper investigates the effect of different communication channels on promise-making and promise-keeping in a helping situation. Four treatments differ with respect to the communication channel employed to solicit unincentivized cooperation, i.e., face-to-face, phone call and two different...

In this paper we experimentally investigate whether partial coercion can in combination with conditional cooperation increase contributions to a public good. We are especially interested in the behavior of the non-coerced populations. The main finding is that in our setting conditional...

I analyze subjects' sensitivity to parametric change that does not affect the theoretical prediction. I find that increasing the value of an illegal transaction to a briber and reducing the penalties to both culprits leads to more bribes being paid but does not affect the cooperation of the...

Under common law, the standard remedy for breach of contract is expectation damages. Under continental law, the standard is specific performance. The common law solution is ex post efficient. But is it also ex ante efficient? We use experimental methods to test whether knowing that...

Whether it is copyright infringement or hate speech, Internet intermediaries like Facebook, Twitter or YouTube are expected to enforce the law by removing illegal content. The legal scheme under which a lot of such delegated enforcement takes place is often referred to as notice & takedown....

I investigate if, how, and why the effect of a contribution rule in a public goods game depends on how it is implemented: endogenously chosen or externally imposed. The rule prescribes full contributions to the public good backed by a nondeterrent sanction for those who do not comply. My...