___
--- Operating a Business
経世 keisei administration 世 [period]  Ref. 経 [administer]
経営 keiei management 営 [manage]  Ref. 経 [administer]
→ 経営 する keiei suru manage (firm | business) Ref. 営 [manage]
→ 営業 する eigyō suru do business | operate Ref. 営 [manage]