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Anon25 [30]
3 years ago
15

How did john d rockfeller horizontally integrate his monopoly in 1880

History
2 answers:
Brrunno [24]3 years ago
5 0

John D Rockefeller created a trust that controlled like 90% of the US oil refineries.

stich3 [128]3 years ago
4 0

He created a trust that controlled ninety percent of the nation's oil refineries.


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