J. D. Rockefeller: ascenso empresarial
![](https://www.duna.cl/media/2019/06/John-D.-Rockefeller-900x450.jpg)
U.S. philantropist and oil magnate John D. Rockefeller gives a dime to a child, in this undated picture. Rockefeller was noted for his habit of giving coins as tips to all and sundry. (AP Photo)
Su fórmula para llegar lejos, sus hábitos y cómo terminó enfocado en la industria que lo catapultó al éxito.
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