A decision maker (DM) may not perfectly maximize her preference over the feasible set. She may feel it is good enough to maximize her preference over a sufficiently large consideration set; or just require that her choice is sufficiently well-ranked (e.g., in the top quintile of options); or...

Implementation theory assumes that participants' choices are rational, in the sense of being derived from the maximization of a contextindependent preference. The paper investigates implementation under complete information when the mechanism designer is aware that individuals suffer from...