What is the basic difference between folsom and josephson views of these businessmen

Matthew Josephson believes that they created misery, disaster, and outrage. He said that businessmen organize and exploit resources of the nation and they do this because for private profit. While Burton Fulsom believes that they were the real winners. He talked about when Rockfeller founded the standard oil in 1870. He also said that they were the real winners because Rockfeller cut costs.