The opportunity to tell a white lie (i.e., a lie that benefits another person) generates a moral conflict between two opposite moral dictates, one pushing towards telling always the truth and the other pushing towards helping others. Here we study how people resolve this moral conflict. What...

We report on a large experiment testing the role of moral preferences in one-shot, anonymous ultimatum and impunity games, which vary the veto power of responders: in the impunity game, if an offer is lower than the responder's minimum acceptable offer, the proposer still receives his share,...

Recent work highlights that cooperation in the one-shot Prisoner's dilemma (PD) is primarily driven by moral preferences for doing the right thing, rather than social preferences for equity or efficiency. By contrast, little is known on what motivates cooperation in the Stag-Hunt Game (SHG)....

We report on a large, pre-registered experiment testing the role of moral preferences in oneshot, anonymous ultimatum and impunity games, which vary the veto power of responders. We measure moral preferences in two ways: through a decision problem with real economic consequences (the trade-off...

We report on a large, pre-registered, experiment testing the role of moral preferences in the ultimatum and the impunity games, which vary the veto power of responders. We measure moral preferences in two ways: through a decision problem with real economic consequences (the trade-off game), and...