WASHINGTON (MarketWatch) -- Ben Bernanke, the Federal Reserve chairman who's made a career out following the rules, may have to throw the rule book out this year. Bernanke, who would like to set monetary policy based on a rigorous economic model of the business cycle, may find that the old relationships between growth, jobs, interest rates and inflation have broken down. http://www.marketwatch.com/news/sto...x?guid={A8B2F8DE-DD93-468A-BB89-33DFB337DC81}