Relying on the specific example of ultimatum bargaining experiments this paper explores the possible role of empirical knowledge of behavioural "norm(ative) facts" within the search for (W)RE -- (Wide) Reflective Equilibria on normative issues. Assuming that "pro-social" behaviour "reveals"...

We apply a procedurally fair rule to a situation where people disagree about the value of three alternatives in the way captured by the voting paradox. The rule allows people to select a final collective ranking by submitting a bid vector with six components (the six possible rankings of the...

We analyze the effect of “milestones” on reaching a long-term target, which if missed implies dramatic payoff risks. In our experiment, a cumulative threshold public goods game, milestones are captured by intermediate contribution targets on the way to the final target. Missing the final...