Corporate Psychopaths - where do they fit in today's society?

Internationally they exist at all levels of business.  From franchisors to marketing executives they weild power and they abuse it without a moment's consideration for their victims.   They typically achieve wealth enough to manipulate legal systems and buy political protection.  But how much and how do they contribute to a world community?  Tell us of the positive bi-products produced by such people and where society should herald their existence.