Then why do we run countries that way? If "benevolent dictatorship" is good enough for giant multinationals, why isn't it good enough for nations? If it isn't

Then why do we run countries that way? If "benevolent dictatorship" is good enough for giant multinationals, why isn't it good enough for nations? If it isn't good enough for nations, why is it good enough for multinationals that have as much or more power than many nations?