Final answer:
Robber barons had a negative effect on society due to their exploitative business practices, treatment of workers, and influence over government.
Step-by-step explanation:
Robber barons had a negative effect on society for several reasons. Firstly, they amassed enormous wealth and power through exploitative business practices, such as monopolies and unfair labor practices, which contributed to income inequality and the concentration of wealth in the hands of a few. Secondly, their pursuit of profit often came at the expense of workers, who were subjected to harsh working conditions, long hours, and low wages. Lastly, they wielded significant influence over government and used it to their advantage, often avoiding regulations and taxes.
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