For De Beers, it confirms that the company's Central Selling Organisation will still control the world diamond trade.
Europe, where De Beers's Central Selling Organisation is based, could do far more.
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The researchers advocate the setting up of a central selling organisation that could DNA fingerprint the shavings and control the market.
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In fact, that central bank selling near the lows drove gold down to levels it may not otherwise have seen at its low in 2001.
Dempster said no central bank selling is likely anytime soon.
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But Cisco's more central business of selling expensive network gear to companies may be sagging.
Under the auction, banks bid for dollars and know how much the central bank is selling that day.
And the reason for the price plunges is not that central banks are selling their gold bars or that big banks and hedge funds are manipulating the markets.
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The building in central Kolkata houses shops selling plastic goods and paper, he said.
Until recent years, European central banks collectively were selling a few hundred tons of gold annually, resulting in net annual sales.
Gold fell 9 percent, its biggest plunge in 30 years, on Monday as inflation in the U.S. remained weak and rising concerns that European central banks might start selling gold.
The central bank had tried selling the currency at that level on the interbank market for foreign currency, which is how its exchange rate is normally determined, but gave up when no one would buy it.
Central banks were still selling gold heavily in the new millennium, but with Fed and Treasury policy decidedly moving in a different direction in favor of dollar weakness, gold spiked alongside all commodities and another cheap dollar era began.
The risk is that a large emerging markets central bank embarks on active selling of dollars into the market.
The old bomb shelter beneath the city's central plaza is packed with stalls selling clothes made in South Korea.
Central European growth may be the selling point of the merger, but in old, western European banking it is little more than a rounding error, says one consultant, rather dismissively.
"I'd immediately vote for a party that wants to abolish the euro, " said Freiberg, who has run a small business selling ink stamps in central Berlin for more than 40 years.
Indonesia's central bank, for example, has stopped selling three-month notes, which yield-hungry foreigners were eagerly snapping up.
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He also rejected the banks' arguments that trade settlement failures do not create phantom shares, a central claim of the anti-naked short selling camp.
All well and good, but what if, one distant day, the central bank decides to tighten monetary policy again by selling some of those bonds?
Finance Minister Yoshihiko Noda said the Bank of Japan began selling yen this morning, and other central banks from the G7 will also sell yen as their markets open.
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China has more than 1, 000 county-level governments and hundreds of city and municipal councils that rely on revenue from local taxes, land sales and central-government transfers because rules bar most from selling bonds.
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Central banks in the Eurozone are buying gold, not selling it, so far in 2011.
Selling Korea First's head offices in central Seoul as well would, for instance, bring in about 400 billion won.
Global gold supply and demand imbalances that can be fueled by selling of the metal by gold producers and central banks.
"It must be remembered that diversification--the selling of U.S. dollars by central banks--has been taking place consistently during the entire reserve accumulation process, " Galy said.
There is, however, a non-negligible risk in 2013 that one or more or the larger central banks outside of the core will turn to active selling.
The IMF has a history of selling gold, however recent sales have been to central banks of Bangladesh, Sri Lanka, Mauritius, and India.
On February 9th, it told the country's banks to start selling all their hard-currency inflows to the central bank and the state petrol-importing monopoly, at the official rate.
Eventually, as more and more domestic bonds back the currency, the board can engage in open-market operations, buying and selling the bonds to nudge interest rates, just as central banks do.
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