Solve in detail

2. Two partners would like to complete a project. Each partner receives the payoff V when the project is completed but neither receives any payoff before completion. The cost remaining before the project can be completed is R. Neither partner can commit to making a future contribution towards completing the project, so they decide to play the following two-period game: In period one, partner 1 chooses to contribute c1 towards completion. If this contribution is sufficient to complete the project then the game ends and each partner receives V. If the contribution is not sufficient to complete the project (i.e., c1