The key was vertical integration. The Rockefellers were able to control all upstream and downstream activities. From production to treatment to distribution. Their railroads could refuse to carry competitors' oil, etc.
The long answer can be found by searching "Rockefeller Antitrust."
Yes.
Rockefeller dominated the oil industry at his time. He bought as much oil refineries as he could.(Monopoly)
John D. Rockefeller
Oil industry. Founder of Standard oil.
He purchased coal plants around the country to add to his business.
Yes.
Yes.
John D Rockefeller made a monopoly in the oil industry.
Rockefeller
Rockefeller dominated the oil industry at his time. He bought as much oil refineries as he could.(Monopoly)
John D. Rockefeller
1.)Vertical Integration: a process in which you buy out the other competitors in order to be the only one left, creating a monopoly 2.)Horizontal Integration: companies that produce the same products merge together, to create a monopoly
He established a monopoly of the oil industry
Oil industry. Founder of Standard oil.
Nothing. He owned a monopoly in the oil industry!
Monopoly is not based of John D Rockefeller. Althought he was a monopolist, the game is about trying to own ans many properties as possible, not monopolising oil. However, the Old man represent an image somewhat similar to Rockefeller.
John D. Rockefeller