| Year | Population of the Economy | GDP of the Economy (in crore) |
| 2010 | 20,000 | 25,000 |
| 2020 | 25,000 | 40,000 |
The sum of the payoffs to the players in the Nash equilibrium of the following simultaneous game is ............
| Player Y | ||
|---|---|---|
| C | NC | |
| Player X | X: 50, Y: 50 | X: 40, Y: 30 |
| X: 30, Y: 40 | X: 20, Y: 20 | |