How did trust by companies like standard oil benefit and damage the u. s economy during the late 19th century?

Since its inception until the dissolution of the company Standard Oil succeeded in controlling the routes of transportation, primarily the railroads and pipeline. ... One thing that these deals did that benefited the economy was that increased efficiency in the railroads as well as the refineries.

Explanation:

the answer is: the sesquicentennial of the american civil war is an occasion to consider the legacy of that great conflict. this legacy is our inheritance, and despite many indelible features, we continue to negotiate the resolution of that conflict. the civil war was fought over slavery, but not always on behalf of slaves

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explanation: