On 17 Oct 2023 at 0:27, Michael Ross via EV wrote:

> I am not buying  these figures on unknown say so. Sounds like BS. Just
> whose EVs and whose batteries? Which models?

Here's the original article, with some discussion of methodology.

https://heatmap.news/electric-vehicles/evs-trump-uaw-jobs-evidence

> Anna Stefanopoulou, a professor of mechanical engineering at the
> University of Michigan, has been investigating three manufacturing
> sites that used to produce conventional cars and are now producing
> EVs: A Tesla factory in California that used to be a jointly-owned
> facility between GM and Toyota that produced Pontiacs and Corollas; a
> Rivian plant in Illinois that previously produced Mitsubishis; and the
> Orion Assembly plant in Michigan, where GM transitioned from producing
> Chevy Sonics and Buick Veranos to electric Chevy Bolts ... Each one is
> producing fewer vehicles per worker than they were before, meaning
> it´s taking more people per vehicle to produce electric cars. The
> California site, which has been producing EVs for the longest out of
> the three, showed the most dramatic change. At its peak, the GM/Toyota
> plant produced 80 vehicles per person per year. The Tesla plant
> averages 30. 
> 
> Stefanopoulou ... predicts that after a decade or so, as processes
> become more streamlined, the commonly-held belief that EV assembly
> requires less labor will turn out to be correct. However, she also said
> that if she were to consider battery cell production, as Cotterman did,
> EV production on the whole could require more people.  

That's just the central point and there are qualifications.  I suggest that 
you read the entire piece at the above link.

The Tesla vs GM/Toyota vehicle productivity hit really surprises me.  I 
thought that Tesla had gone all in for automation.

David Roden, EVDL moderator & general lackey

To reach me, don't reply to this message; I won't get it.  Use my 
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