Earlier quoted context omitted.
I have to wonder if it should be considered a legal conflict of interest for a CEO to sit on the board at all, forget being chairman. The powerful really love rigging stuff in their favor huh
It is know since companies have existed that this is indeed bad corporate governance. The CEO should be firable at the leisure of the board, and the board at the leisure of the shareholders. What seems to happen often is blurried lines: the ceo founder is majority shareholder, the board is his family, friends and paid lawyers, the shareholders are asleep at the wheel as long as some profits rain in, the regulator fin…
You mention Europe but for instance in France it has been a corporate tradition too have both merged and separation has statistically lead to a significant underperformance.
FYI it is called the agency vs stewardship theories and currently it seems like a academically the stewardship is slightly favored.