Private Jets Are Back

Ever since the U.S. presidential election, Ed Dahlberg has pretty much had a smile on his face. He brokers the sale of private jets, and already he’s seeing interest pick up and used-aircraft prices starting to firm up. The sale of a single-engine turboprop aircraft that he recently handled went for about 5 percent more…

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Inside a Moneymaking Machine Like No Other

That’s because the area’s wealthiest residents, scientists all, work for the quantitative hedge fund Renaissance Technologies, based in nearby East Setauket. They are the creators and overseers of the Medallion Fund—perhaps the world’s greatest moneymaking machine. Medallion is open only to Renaissance’s roughly 300 employees, about 90 of whom are Ph.D.s, as well as a…

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