«Monopolies and Trusts | Encyclopedia.com». www.encyclopedia.com. Consultado el 15 de marzo de 2026. «Trusts are the organization of several businesses in the same industry and by joining forces, the trust controls production and distribution of a product or service, thereby limiting competition.»
«Monopolies and Trusts | Encyclopedia.com». www.encyclopedia.com. Consultado el 15 de marzo de 2026. «John D. Rockefeller (1839–1937) formed the first trust in 1882 with the establishment of the Standard Oil Company. Rockefeller knew America depended on oil for its daily existence. Families and businesses used it to heat their homes and buildings; factories needed it to run their machines. By establishing his trust, Rockefeller forced consumers to pay whatever price he wanted to charge for his oil.»
