Examples of monopoly:
Intel, a monopoly on the market for semiconductors, there are examples of pure monopoly. So, Intel is the world's largest producer of semiconductors. Intel, which produces chips for Pentium, controls more than 90% of this market.
Enterprise Rent-A-Car, the monopoly for car hire Enterprise - is the largest in North America, a company providing car rental. Monopoly Enterprise arose due to a combination of different factors: the company has been and is engaged in the provision of car hire are not tourists, and those who need to rent a car for as long as his own car is being repaired.
The biggest monopoly - Federal Reserve