1. Consider the following dynamic game D LR C 3 2 P LR C 3,3,2 0,0,0 4,4,0 0,0,1 →1,1,1 Find all the perfect Bayesian Nash equilibrium in pure strategies.
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- INFINITE REPETITION Consider the infinitely repeated game constructed from the following stage game. bị b2 a1 8,8 3,13 a2 13,3 0,0 Suppose that both players use the discount factor d to evaluate future payoff streams. What is the smallest value of d such that there exists a subgame perfect Nash equilibrium in which the action profile is played in all periods? (Please report your answer in decimal form, rounded if necessary to the nearest 0.01.)Consider the game in the table below. Find the Nash Equilibrium of the game. Add the payoffs of both players at the Nash Equilibrum and enter that number. Firm A Left Right Up Firm B 9,11 5,6 own 5,10 6,5 203. Nash Equilibria Consider the following (normal-form) game. Compute a Nash Equilibrium of this game. U C D L | M R 5,0 1,3 4,0 2,4 1,4 3,5 0,1 1,0 5,0
- Consider the attached game depicted in Normal Form. Find one Nash equilibrium and verify that it is a Nash equilibrium. Note: 1. Remember to express the Nash equilibrium in the form of a strategy profile. 2. Use the definition of Nash equilibrium to verify that the strategy profile you find is really a Nash equilibrium.2. For the following payoff matrix find all of the mixed strategy Nash equilibria (check for dominated strategies to eliminate). Player 1 X Y Z A 1,3 4,1 2,3 Player 2 B 2,4 3,1 0,0 C 2,3 5,0 4,2on Mary, UE, BD UF, AC DF, BC UF, BD DE, AC DE, BC Nancy U D Nancy -5,4 Mary -0,2 -6,2 -2.6 Which of the following answers is a subgame perfect Nash equilibrium in this game? Check all that apply. (Answers below are formatted as Mary's strategy, Nancy's strategy.)
- NASH EQUILIBRIUM Consider the following game in strategic form. bị b2 a1 16,12 4,20 a2 6,28 9,14 a3 8,6 12,4 1-T-0 1-T The Equilibrium Existence Theorem guarantees that this game possesses at least one Nash equilibrium of the form (7* , o*, 7*). Which values of T are part of such an equilibrium? (Mark all values for which an associated equilibrium exists.) Select one or more: 0.00 0.60 0.30 0.80 0.25 0.75 0.20 O 1.005. The following problem was first considered by John von Neumann and is a fundamentalresult game theory.A and B play the following game:A writes down either number 1 or number 2, and B must guess which one.If the number that A has written down is i and B has guessed correctly, B receives i units from A.If B makes a wrong guess, B pays 4/5 of a unit to A.First we consider the expected gain of player B.Suppose B guesses 1 with probability p and 2 with probability 1 −p.Let X1 denote B’s gain (or loss) in a game where A has written down 1.Let X2 denote B’s gain (or loss) in a game where A has written down 2.(a) Find the pmf of X1 and X2(b) Find B’s expected gain for these two cases, E[X1] and E[X2].(c) What value of p maximizes the minimum possible value of B’s expected gain?Now consider the expected loss of player ASuppose that A writes down 1 with probability q and 2 with probability 1 −q.Let Y1 be A’s loss (or gain) if B chooses number 1.Let Y2 be A’s loss (or gain) if B…Question 5 Consider following extensive form game Keep Prices (8,2) Advertise Lower Prices (4,6) O Advertise; Lower Prices Firm 1 O Advertise; Keep Prices Firm 2 O Not Advertise; Keep Prices Not Advertise The subgame perfect Nash-equilibrium is O Not Advertise; Lower Prices Keep Prices (6,10) O Lower Prices (3,7) 5 pts
- 1. Consider the following normal form game. X Y (a) What is the set of rationalizable strategies for this game? Player 1 Player 2 W Q 1,7 1,5 2,3 Z 3,4 0,4 0,6 R= (b) The game has only one Nash equilibrium and it is a mixed strategy Nash equilibrium. Compute and report this equilibrium. Equil. strategy profile:1. Static and Dynamic Game. Consider the following 2-by-2 game: C D 1A (1,10) (1,1) B (2, a) (0,1) (a) erwise, find the pure-strategy Nash equilibria, if any of this game. (There is no need to look for equilibria in mixed strategies) Assume for now that a = 2. Using dominant strategies or oth- (b) Now, consider the dynamic game in which player 1 moves before player 2, and the payoffs remain unchanged. i.: possible strategies for each player? Recall that a strategy profile for a player not at the initial node of the game tree must specify an action for the player at every node. Draw the game tree for this dynamic game. What are the ii "Find the backward-induction solution(s) to this game. Calculate the equilibrium payoffs for each player. Com- pared to the simultaneous game, is there a first-mover advantage or a ii. second-mover advantage? (c) Now, assume that a = 0 in the original static game. i. Find all the Nash equilibria in pure and mixed strategies. Denoting p the probability…Consider the following game: Sarah R S T Peter X 9, 6 4, 4 6, -3 Y 6, 6 7, 6 2, 2 Z 9, 7 1, 5 6, 7 How many (pure strategy) Nash equilibria does this game have?