Not that I disagree with what others have said, but I've found that the bigger the company and the more misleading is the mental model of a company as a single,

Not that I disagree with what others have said, but I've found that the bigger the company and the more misleading is the mental model of a company as a single, unique, self conscious entity that would take decision according to its own interest. Behind companies decisions there are real persons taking decisions or supporting them for their own personal agendas that are not visible from the outside.