The three rules in the real options model are: options have value; options expire; and Never commit early unless you know why.

这三个真实期权模型中的规则是：期权有价值；期权会失效；除非你知道原因，不要过早承诺。

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The Chicago native earned a finance doctorate at the University of Chicago in the early 1970s, when he worked with advisors like Nobel Prize winner Merton Miller and Fischer Black and Myron Scholes, coauthors of the Black-Scholes options pricing model.

FORBES: Money & Investing

Fischer Black, co-originator of the options-pricing model for which Messrs Merton and Scholes were recognised, died a year too soon to join his collaborators on the podium.

ECONOMIST: Nobel prize in economics

Though it lacked adjustable seat options of a top-frills model, the engine was powerful and it had cruise control.

FORBES: Detroit's Brand Killer