Colin F. Camerer, Teck-Hua Ho, Juin-Kuan Chong A Cognitive Hierarchy Model of Games 1 [^4]: Allowing stochastic response gives rise to other models (and could easily be incorporated into CH). In quantal response equilibrium [Rosenthal 1989; McKelvey and Palfrey 1995, 1998], players’ beliefs and choices of other players are c…