Americans' cheap money spigot remains open and the flow is as fast as ever, meaning the world had better brace for even higher oil, metals and food prices and a weaker dollar. The clear message from Federal Reserve Chairman Ben Bernanke on Wednesday was that the U.S. central bank intends to keep interest rates exceptionally low and monetary policy very easy as it continues to try to inflate the U.S. economy back to health. For investors, he offered further encouragement to keep borrowing in dollars, paying virtually nothing and then swapping those dollars into higher-yielding currencies or using them to buy oil, ... (full story)