This paper proposes a new method to identify gambler's fallacy (GF) and hot-hand fallacy (HHF). In the classical method, subjects are classified as exhibiting GF/HHF even they are just randomizing/indifferent between options. In our method, subjects play the game twice and we vary the payoff...

I experimentally examine whether feedback about others' choices provides an anchor for decision-making under ambiguity. In a between-subjects design I vary whether subjects learn choices made individually by a "peer" in a first part when facing the same task a second time, and whether prospects...