there is an interesting tendency that many psychologists pointed out: in many professions for some reason psychopaths tend to get to the top an stay there. Specifically CEOs tend to be people with most psychopathic traits:
https://www.businessinsider.com/professions-with-the-most-ps...
https://www.amazon.co.uk/Wisdom-Psychopaths-Saints-Killers-S...
Now consider for a second, if you have psychopaths with money running the companies - why would they be interested in well being of their employees?
I am not saying every CEO is a psycho, but many are (as research shows):
https://hbr.org/2004/10/executive-psychopaths
https://en.wikipedia.org/wiki/Psychopathy_in_the_workplace
https://www.forbes.com/sites/victorlipman/2013/04/25/the-dis...