Answer: Competition and inequality are necessary for human advancement.
Explanation:
Andrew Carnegie became one of the richest men of his time through his business, Carnegie Steel.
Following the steps of the monopolistic strategy of horizontal integration developed by Rockefeller, Andrew Carnegie created a vertical combination, meaning he acquired railroad companies as well as iron mines, to reduce costs.
In The Gospel of Wealth (1889), he claimed that inequality and competition were "not only beneficial, but essential for the future progress of the race."
