We present an experiment to test whether fairness alone can explain proposers′
willingness to make nontrivial offers in simple bargaining games. We examine two
treatments: game (ultimatum or dictator) and pay (pay or no pay). The outcomes of the
ultimatum and dictator games with pay are significantly different, implying that fairness, by
itself, cannot explain the observed behavior. Doubling the amount of money available in
games with pay does not affect these results. The outcomes of both games are replicable …

Fairness in Simple Bargaining Experiments … Fairness in Simple Bargaining Experiments …
Fairness in Simple Bargaining Experiments," Games and Economic Behavior, Elsevier, vol.
6(3), pages 347-369, May. …