List the decision-making startehies that economists use

Growth strategies,Scale strategies,Operations strategies and Financing strategies are used by economist in decision making which i'm sure i listed all.

Ongoing civil wars western roman empire finally collapsed476 c.e. romulus, the last of theroman  emperors in  the west, was overthrown by the germanic leader odoacer, who became the first barbarian to rule in rome. the order that the  roman empire  had brought towestern  europe for 1000 years was no more.

If that is suppoused to be a fact i really like it