Although they weren't supposed to duke it out with Maserati for customers on the street (thanks to a clause in the contract for sale of their company), the brothers had no such qualms about creating racing cars.

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Last month a team including Morgan Stanley and Salomon Brothers won the contract to arrange the sale of Telebras, Brazil's telecoms firm, by charging a mere 0.07% of the sale price (compared with fees of up to 1.5% on some past privatisation contracts).

ECONOMIST: Brazil��s investment banks

When backwardation happens, the future contracts of a commodity are actually priced lower than the price of the current month contract at the time of sale, and the investor (or ETF) can benefit by selling the current month high and buying the next month lower.

FORBES: Are Your Commodity ETFs On The Right Track?

The powerful forward is a huge star in his home country and has admitted avoiding the glare of publicity was one of the reasons for him signing a new contract with Sale.

BBC: Chabal is one of the biggest rugby stars in his home country

In fact, the contract between the two parties gives Facebook a large share of the sale of virtual goods sold.

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D-Wave Systems announced today that it has signed a multi-year contract with Lockheed Martin that includes the sale of its D-Wave One system, which is the first commercially available quantum computer.

FORBES: D-Wave Sells Quantum Computer to Lockheed Martin

It would put a buyer together with a seller, take "delivery" of the contract for one fleeting moment and book the entire "sale" as revenue to Enron.

FORBES: Enron The Incredible

Meanwhile, another investor implemented a more bullish trade in the September contract today involving the purchase of calls at the 45.0 strike and the sale of calls at the 50.0 strike for a net cost of 1.05.

FORBES: Magazine Article