The spread of these black-market cubes challenges the London-based company with a marketing brain teaser.
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But the black-market rate determines the prices of everything from beer to school fees.
Wily criminals are increasingly operating black-market phoning businesses based in parks and on street corners.
But in 2009 attempts predictably missed their mark as producers hoarded stocks and the black-market price soared.
Venezuela's bolivar currency fell about 9% against the dollar in black-market trading Thursday, to 6.1 per dollar.
Police said experts fear the rhino's horn could be ground down to use in black-market Chinese medicine.
Using Facebook and Twitter authentication wherever possible streamlines registration, while increasing the black-market value of those skeleton keys.
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This prompted a panicked black-market run on the Egyptian pound that eased only when the measures were dropped.
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In Zimbabwe, the black-market exchange rate is nearly ten times the official one.
Italy also likes amnesties, arguing that they encourage black-market workers to pay taxes.
Now, all foreign currencies must be changed at commercial banks at the official rate, barely a third of the black-market rate.
He boasted about the success of American and British spies in unmasking a black-market weapons ring in Pakistan (see article).
Hollywood is not amused when grainy copies of blockbusters appear on black-market DVDs even before films are released in the cinema.
The North Koreans started to obtain Chinese-Pakistani enrichment technology in the early 1990s from the black-market ring headed by Dr. Abdul Qadeer Khan.
Suffering visibly from a coronary ailment, he withdraws cash from a vault in a Swiss bank to pay for a black-market heart transplant.
During this era in the mid-2000s, Gao remote, lightly governed and long known as a hub for black-market trade became a staging post for cocaine traffickers.
Remarkably, this may actually ease price pressures, because rationing, which had pushed the old black-market price up to 330 kyat a gallon, has been relaxed.
The price of black-market whisky has risen by a similar margin.
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But there was no way of determining whether the missile fired at the C-130 had come from Iran especially since SA-7s are available through black-market arms dealers.
However, much of that demand is met not by Chinese films but by black-market consumption of foreign films blocked from entering China legally because of tight controls.
Under Abacha, pumps ran dry and the president's friends made fortunes cornering supplies at the low official price and selling them at the much higher black-market rate.
Some people brave harassment and shooting to cross the border into China to earn hard currency (many North Koreans, especially black-market traders, cross and recross into China).
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Turkish police displayed evidence this week of what they say is the growing black-market trade of weapons of U.S. origin being smuggled across the border from neighboring Iraq.
More recently, a key member of the black-market network, in custody in Malaysia, alleged that Iran bought equipment, not just designs, for the more advanced centrifuges, despite its denials.
Although he offers no hard evidence, Mr. McGee says that he has been told by FAA inspectors and mechanics that black-market parts are being installed on U.S. passenger planes.
Prosecutors say the smugglers had ties "with upper echelon Hezbollah officials" and often charged customers a "resistance tax, " in effect, a terrorist fee levied on top of the black-market price.
The government has abolished jail terms for those caught dealing in foreign currency, offered extra incentives for private investment and brought the official exchange rate closer to the black-market one.
They have starved the most enterprising firms of capital black-market interest rates are 20% or more while the well-established and best-connected firms still find a way to raise the money they want.
Click on the interactive map for an illustration of the extent to which piracy is a problem in 59 countries, as well as the economic costs of the current boom in black-market materials.
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