A subgame-perfect equilibrium:
a. is not a Nash equilibrium; it is a refinement of Nash equilibrium.
b. is an equilibrium concept used in simultaneous games.
c. is a special sort of Nash equilibrium.
d. can be ruled out using backward induction.
Question 2
A strategy game is
a. any pricing competition among firms
b. a situation arising from independent decision making among economic participants
c. interpendent choice behavior by individuals or groups who share a common goal
d. none of the above