The AP source is the original; recommend updating submission to this since it properly links to some critical cites that the original submission omits for some reason, e.g.

> And in a March 2023 research paper, the economist Isabella Weber at the University of Massachusetts, Amherst, referred to it as “seller’s inflation.”

...which links to this absolute must read paper[1].

[1] https://scholarworks.umass.edu/econ_workingpaper/343/