Advance
Origin of Coffee
It is from our lands that Coffee comes, as we have the perfect growing conditions. While it can be cultivated in other places, ours is revered for its quality and exported by the ton. We have to make this a way to channel wealth into our nation.
EthiopiaCountrypotentialAdvance tree
The game files don’t say where this goes: it has no requires, so the game places it in the 
Revolutions tree itself.
Modifiers
Coffee Output+20%
Tax Efficiency+3%
Definitionin_game/common/advances/country_ETH.txt:90
91content_priority = 700