3. Lee and Cody are competitors. Each is considering whether to take aggressive action against the other or to cooperate. Cody can observe Lee's decision. Their decision tree can be diagrammed as follows: $100 for Player 1: $100 for PlayerZ 09 Player 2 _ 09 Down $300 for Player 1, $200 for Player 2 Player 1 0 UP $200 for Player 1; $300 for Player 2 own Player 2 Down $150 for Player 1; $150 for Player 2 What is the Subgame Perfect Equilibrium of this game? *Hint: Solve using backward induction