Y5

Question 18 2 pts Again with that sequential game where A moves before B: Player B B1 B2 B3 B4 A1 17,17 13,19 10,20 9.5,18.5 Player A2 19,13 15,15 12,16 11,15 A A3 20,10 16,12 13,13 10,12 A4 18,9.5 15,11 12,10 9,9 Which of the following is a NE but is not subgame perfect (that is, it does depend on a non-credible threat)? O A2, (B3, B3, B4, B4) O A4, (B3, B3, B3, B2) O A3, (B1, B2, B4, B4) O A1, (B3, B3, B4, B4)