2 thinkers, books, and ideas connected to this field.
American shipping magnate and real estate investor who built one of the world's largest private fortunes — through a pioneering technique of using shipbuilding contracts as collateral to finance new ships — and who was the richest person in America in the 1970s before his Amazon jungle venture consumed most of his fortune.
American financier and railroad speculator who was the most feared businessman of the Gilded Age — manipulating railroad stocks, attempting to corner the gold market (Black Friday 1869), and building a railroad empire from the Western Union telegraph monopoly.