Return to the two-player game tree in part (b) of Exercise U2 in Chapter 3. (a) Write the game in strategic form. Find all of the Nash equilibria. (b) For the equilibria you found in part (a) that are...

Return to the two-player game tree in part (b) of Exercise U2 in Chapter 3.

(a) Write the game in strategic form. Find all of the Nash equilibria.

(b) For the equilibria you found in part (a) that are not subgame-perfect, identify the credibility problems.