How did the Carnegie's purchase of Allegheny steel contribute to the information of his monopoly?

Andrew Carnegie's purchase of Allegheny Steel in 1901 was a strategic move that significantly consolidated his control over the steel industry. By acquiring this key competitor, he expanded his production capacity and resources, allowing him to streamline operations and reduce costs. This acquisition, along with others, helped Carnegie establish a monopoly by dominating market share and controlling supply chains, ultimately leading to increased profits and greater influence in the industry.