Research into monetary systems
- You can research the technology, after you build 4 Libraries.
- Effects of the technology appear after you research it.
- You need Gold, to research Currency.
Resource Quantity Gold 2
- Effects of the technology, appear after you research it.
|Copper tools | Pickaxe | Basic weapons | Exploration | Iron foundry | Metallurgy | Iron sword | Storage management | Currency | Coin forging | Exchange | Bronze | Bronze tools | Charcoal | Centralisation | Steel | Manufacturing | Steel tools | Husbandry | Cavalry | Leadership | Armament | Gambling | Redeem | Wrapping | Shipyard | Sailing | Trade | Cache | Specialization|