P2
L
R
U
P1
x, x
0, z
D
2,0
y, y
where x, y, and z are real numbers.
a. For which values of x, y, z is (U, L) a Nash equilibrium? b. For which values of x, y, z is (D, R) a Nash equilibrium? c. For which values of x, y, z is (D, L) a Nash equilibrium?