Gold traders are the most bullish in three weeks as investors’ bullion holdings expanded to a record after central banks pledged to do more to spur economic growth. Twenty of 32 analysts surveyed by Bloomberg expect prices to rise next week, nine were bearish and three were neutral. Investors are holding the most metal ever through gold-backed exchange-traded products after buying 85.4 metric tons last month, the most since July 2011. Hedge funds’ bets on a rally are the biggest in seven months, U.S. Commodity Futures Trading Commission data show. The European Central Bank held interest rates at a record low ... (full story)