"It's an unprecedented collaboration," said Susan Cohn Rockefeller, who is co-chair of the auction with husband David Rockefeller Jr., a philanthropist and environmental activist.

主持此次拍卖的苏珊·科恩·洛克·菲勒说：“这是一次史无前例的协作。”她与丈夫、慈善家及环保主义者大卫·洛克·菲勒共同主持此次拍卖。

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Speyer's net worth is up a bit since the 2012 Forbes 400 list thanks to the rise in value of his firm's most prized property, Rockefeller Center, co-owned with the family of Lester Crown.

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Rockefeller's Standard Oil Co. had abused its monopoly power to keep others from competing and ordered the company to divide into 34 separate companies.

WSJ: Sherman Stirs: U.S. Revives Section 2 of the Antitrust Act

In one high-profile loss, Mitubishi Estate Co. was forced to put the storied Rockefeller Center complex in New York into a bankruptcy proceeding.

WSJ: Mitsui Fudosan Has