Why?>Official explanation: Gold prices have been fluctuating wildly recently. To minimise investors’ losses, the bank has decided to ban paper gold trading; you can only sell your paper gold holdings.>The real reason: By banning paper gold trading, the bank intends to drive up the price of physical gold—to its true value.Who knows? The true price of gold might well be US$40,000/ozOver the past 10 years, the Chinese government has purchased and stockpiled large quantities of physical gold.