Troop speed is only one and trade speed isnt mentioned. I think I will stay with Ephesus and wait for a while longer. Only problem with faster world speed is the conquor time decreases ... pitty they wont seperate building, training and conquor times.
Everyone who is thinking about posting here but hasn't yet... DON'T!!!! LW just uses this to look at all the possible players he could try and fail at recruiting.
EDIT: For everyone who thinks he'll minus rep me for saying this you're wrong. He gave me a plus rep 2 weeks ago so he can't yet.