That’s a consequence of suburbanization and divestiture from the major auto cities (Detroit, Pontiac, etc) in Michigan. In recent years there has been meaningf

That’s a consequence of suburbanization and divestiture from the major auto cities (Detroit, Pontiac, etc) in Michigan. In recent years there has been meaningful investment and growth in Detroit [0], but a lot of auto money is in surrounding areas like Grosse Pointe [2] and Oakland county [1]. [0]: https://fred.stlouisfed.org/series/DETR826PCPI https://fred.stlouisfed.org/series/DETR826PCPI [1]: https://en.m.wikipedia.org/wiki/List_of_Michigan_locations_by_per_capita_income https://en.m.wikipedia.org/wiki/List_of_Michigan_locations_b... [2]: https://en.m.wikipedia.org/wiki/Grosse_Pointe,_Michigan https://en.m.wikipedia.org/wiki/Grosse_Pointe,_Michigan Edit: mentioned Grosse Pointe