interpersonal trade-offs. In a longitudinal experiment subjects make a series of intertemporal allocation decisions of real …, structural estimations reveal that this is because agents exhibit present bias in own but not in others' consumption. We show … that very similar differences in present bias are observed in the absence of any interpersonal trade-offs, when agents …

everybody else or another "unspeci fied" individual is doing, they exhibit a consensus bias (believing that others are similar … shows that not accounting for the biases will typically bias estimates of game-theoretic thinking upwards. …

actions in the corresponding game. We find no evidence of a hindsight bias or wishful thinking in any of the treatments. …