Economy Points:
|  |
Build price:
| Level | Concrete factory | Steel mill | Carbon factory | Oil refinery |
|---|---|---|---|---|
| 2 | 2 000 Concrete | 2 000 Concrete | 10 000 Concrete | 50 000 Concrete |
| 3 | 2 400 Concrete | 5 000 Concrete | 22 500 Concrete | 100 000 Concrete |
| 4 | 3 600 Concrete | 12 500 Concrete | 50 625 Concrete | 200 000 Concrete |
| 5 | 7 200 Concrete | 31 250 Concrete | 113 906 Concrete | 400 000 Concrete |
| 6 | 18 000 Concrete | 78 125 Concrete | 256 289 Concrete | 800 000 Concrete |
| 7 | 50 400 Concrete | 195 313 Concrete | 576 650 Concrete | 1 600 000 Concrete |
| 8 | 147 600 Concrete | 488 281 Concrete | 1 297 463 Concrete | 3 200 000 Concrete |
| 9 | 439 200 Concrete | 1 220 703 Concrete | 2 919 293 Concrete | 6 400 000 Concrete |
| 10 | 1 314 000 Concrete | 3 051 758 Concrete | 6 568 408 Concrete | 12 800 000 Concrete |
| 11 | 3 938 400 Concrete | 7 629 395 Concrete | 14 778 919 Concrete | 25 600 000 Concrete |
| 12 | 11 811 600 Concrete | 19 073 486 Concrete | 33 252 567 Concrete | 51 200 000 Concrete |
| 13 | 35 431 200 Concrete | 47 683 716 Concrete | 74 818 276 Concrete | 102 400 000 Concrete |
| 14 | 106 290 000 Concrete | 119 209 290 Concrete | 168 341 122 Concrete | 204 800 000 Concrete |
| 15 | 318 866 400 Concrete | 298 023 224 Concrete | 378 767 524 Concrete | 409 600 000 Concrete |