one-shot deviation principle
principle of optimality in game theory: a strategy profile of a finite extensive-form game is a subgame perfect equilibrium iff there exist no profitable one-shot deviations for each subgame and every player
principle of optimality in game theory: a strategy profile of a finite extensive-form game is a subgame perfect equilibrium iff there exist no profitable one-shot deviations for each subgame and every player