Trade goods
From Europa Universalis: Rome Wiki
There are ten types of trade goods which will help your empire and its legions grow:
- Amber - Local tax +10%
- Elephants - Allows War Elephants
- Fish - Local manpower +10%
- Grain - Local population growth +3%
- Horses - Allows Cavalry, Horse Archers
- Iron - Allows heavy infantry
- Salt - Local Cohort Recruit speed -25%
- Spices - Local Religious Prestige +50%
- Stone - Local Defensiveness +100%
- Wine - Local Revolt Risk -1
- Wood - Allows trireme, archers
