Managerial incompetence plus Teamsters, but probably more the former than the latter, per a friend familiar with the trucking industry I trust. An article on the history he recommends, and a podcast.
Yellow’s demise: 2 decades in the making
Company shuts down, bankruptcy filing expected
https://www.freightwaves.com/news/yellows-demise-2-decades-in-the-making
I Just Told Over 11 Million Listners On NPR News That Mismanagement Bankrupted Yellow Trucking
https://www.youtube.com/watch?v=b0GwJfeSS-Y
Not that the NPR in that means anything, other than a good guy got a lot of exposure, which isn’t a bad thing.
What happens to everything that is being shipped? Does it just rot away in dusty trailers and abandoned warehouses and sorting rooms?
A simple truism I learned over the course of my life - businesses succeed (or fail), because of management. Period. Drop the mike.
Employees suck? Who hired them (hint - mgmt)?
Business model a disaster? Who came up with the business model, and sold it to the board?
I hope they get treated better than my husband did...Charles Horowitz destroyed my husband’s plant and company and he lost a nice pension and retirement health care...the pension guarantee board gave him a pittance which is never recalculated for inflation.