A subset or piece of a sequential game beginning at some node such that each player knows every action of the players that moved before him at every point.
Subgame perfect equilibria discovered by backward induction are Nash equilibria of every subgame.
updated: 15 August 2005
HOW TO CITE THIS ENTRY
- To learn more:
- Try the extensive-form game solver to automatically calculate equilibria on the applets page.
- Read news articles about sequential games.
- Take an online quiz on finding equilibria in sequential games.