How can a principal (an agent) ensure that an agent (a principal) will work (pay up), if payment (work) precedes work (payment)? When a banknote is torn in two, each part is by itself worthless. A principal can pre-commit to payment-on-delivery, by tearing a banknote and giving the agent the...

We experimentally test the efficacy of indenture as a self-enforced contract device. In an indenture game, the principal signals the intention of payment-on-delivery, by tearing a banknote and giving the agent half of it as "prepayment"; the agent receives the completing half after delivering...

For many people solidarityʺ has become a meaningless word used in slogans too often used without leading to any economic consequences. We show in this paper conditions under which solidarity can be a powerful instrument. In a solidary action, an individual in a group contributes to a series of...

A series of experiments compares bargaining behavior under three different settings: no arbitration, conventional and final offer arbitration. Under no arbitration disputes with zero payoffs were around 10%, while the pie was equally split in less than half of the cases. Under conventional...