Bitcoin uses a clever scheme to maintain a fully decentralized transaction register, preventing double-spending without giving anyone de facto control over the system.

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He was too young to get any loans, so he came up with a clever scheme to raise money, getting sponsors to pay for him to race his car from Singapore to Bangkok.

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Having failed to do so he reversed course in 2008 and came up with a clever scheme in which he, along with China Netcom, PCCW's second-largest shareholder, would take the company private, buying out the other shareholders for slightly less than he would receive from the company in a special dividend issued after the deal's completion.

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Clever moneymaking scheme: Visit any doctor or dentist in California.

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In 1983 Saban found his way to Los Angeles and came up with a licensing scheme as clever as the one that Bill Gates cut with IBM for the original PC.

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Google scheme to gut tax exposure in the U.K. through clever legal foot work in Dublin, have announced a new multinational tax rate of 10 percent on profits drawn off of new patents.

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