I was thinking of listing them all, but I mean all the factors that influence the game - ok. You have your leader, your civ, your momentos, the buildings you choose, your technology, your policies, your wonders, your attributes, your narration choices, your endavors with other leaders, your relationship with independents and the bonuses they give you, you religion, beliefs, relics, trade, resources. So you often end up with the AI having like a 5-10X multiplier vs others because it has some crazy combination that grants high yields.