the NY CSA is a tough one. there are more than just those 2 major cities in the area. You can also include Jersey City, Stamford, New Haven, Yonkers, White Plains, and possibly even Trenton and Hartford.
-that being said, I'm too intimidated to tackle that.
Minneapolis - modern easternmost "western" city - most of the business.
St. Paul - classic, westernmost "eastern" city - the state capitol.