Want to expedite your technological progress? Then build a Lab! Issue grants to increase the effectiveness of your district.
Yields increased profits for 2 weeks (+150 
/ 10h), then yields +20 every 10 hours:
| Build | Revenue | |||
|---|---|---|---|---|
| Lvl | 
| 
|
|
|
| 1 | 200 | 00:00:00 | 20 | 10:00:00 |
