Game Theory — non-cooperative games. - Question Bank
1. Which solution concept is most appropriate for analyzing a situation where players might not fully trust each other's rationality?
2. What is the main challenge in analyzing games with a large number of players?
3. Subgame perfection eliminates Nash equilibria that rely on:
4. A 'threat' in a sequential game is credible if:
5. Which of the following is a common application of non-cooperative game theory?
6. In non-cooperative game theory, the focus is on:
7. A 'Pareto efficient' outcome is one where:
8. A 'Pareto improvement' is a change to a different outcome where:
9. What is the 'discount factor' (delta) in the context of repeated games?
10. In a game with imperfect information, players must form beliefs about:
11. The 'normal form' of a game is equivalent to:
12. What is the 'extensive form' of a game?
13. A strategy profile is 'iteratively strictly dominated' if it can be eliminated by:
14. The concept of 'rationalizability' is a refinement of Nash equilibrium that eliminates:
15. In a simultaneous move game, players choose their strategies:
16. What does the term 'payoff matrix' represent in a non-cooperative game?
17. Which of the following is a key assumption for applying the concept of Nash equilibrium?
18. A game is considered to have 'perfect information' if:
19. What is a 'pure strategy' in game theory?
20. The 'Folk Theorem' in repeated games suggests that:
21. In an infinitely repeated Prisoner's Dilemma, cooperation can be sustained as a Nash equilibrium if:
22. The concept of 'repeated games' extends non-cooperative game theory by:
23. Which of the following best describes the concept of 'correlated equilibrium'?
24. What is the primary difference between cooperative and non-cooperative game theory?
25. In a game of imperfect information, a player's strategy must specify an action for:
26. What is an 'information set' in a game of imperfect information?
27. Bayesian Nash Equilibrium is a solution concept for games with:
28. In a game of incomplete information, what does a player not know?
29. Consider a sequential game. Backward induction starts by determining the optimal strategy at:
30. The concept of backward induction is used to find subgame perfect Nash equilibria in:
31. A strategy profile is subgame perfect if it represents a Nash equilibrium in:
32. What does the concept of 'subgame perfection' apply to in non-cooperative game theory?
33. Which of the following is NOT a characteristic of non-cooperative games?
34. A 'saddle point' in a payoff matrix of a zero-sum game is an entry that is:
35. In a two-player zero-sum game, if a saddle point exists, it corresponds to:
36. What is the 'minimax' strategy in a zero-sum game?
37. What is the 'maximin' strategy in a zero-sum game?
38. The Minimax Theorem, by John von Neumann, applies to:
39. In a zero-sum game, what is the relationship between the payoffs of the players?
40. Which theorem guarantees the existence of at least one Nash equilibrium (possibly in mixed strategies) for any finite non-cooperative game?
41. A Nash equilibrium in mixed strategies exists when:
42. What is a 'mixed strategy' in game theory?
43. In the Prisoner's Dilemma, the Nash equilibrium results in:
44. The Prisoner's Dilemma is a classic example of a non-cooperative game. In this game, the dominant strategy for both players is typically:
45. If a game has a dominant strategy equilibrium, it implies that:
46. What characterizes a 'dominant strategy' in a non-cooperative game?
47. A situation in a non-cooperative game where no player can improve their payoff by unilaterally changing their strategy is called:
48. In game theory, what does a 'strategy' represent for a player?
49. What is the fundamental assumption of a non-cooperative game?