I provide financial and logistical support to worker organizing efforts, so being familiar with this information is top of mind. Not anti capitalism, just believe it needs to be toned down a bit. More humanity and a bit less chasing numbers in spreadsheets and databases.
Mary would be just fine earning mid 7 figures, for example. Saying she should make 0 is hyperbole, no one is arguing for that. Workers are arguing for a more fair deal.
https://www.epi.org/publication/ceo-pay-in-2021/ ("CEO pay has skyrocketed 1,460% since 1978")
https://www.reuters.com/business/top-us-ceo-pay-rose-77-last... ("Top US CEO pay rose 7.7% last year, outpacing inflation, study finds)
https://work.chron.com/ceo-compensation-vs-world-15509.html ("CEO Compensation in the US Vs. the World")
https://inequality.org/wp-content/uploads/2019/01/Ellison-Re... ("Rewarding or Hoarding: An Examination of Pay Ratios Revealed by Dodd-Frank")