WASHINGTON, Feb 21 (Reuters) – A 12 months into the U.S. Federal Reserve’s most aggressive financial crackdown because the 1980s the strength of the U.S. overall economy has befuddled policymakers now faced with an sudden predicament: Are things too great? There is certainly tiny signal the U.S. job market, currently sporting a far more-than-half-century low 3.4{515baef3fee8ea94d67a98a2b336e0215adf67d225b0e21a4f5c9b13e8fbd502} unemployment level, is weakening. Shoppers maintain paying, and soon after seeming to flirt with recession previous year the economic climate continues to improve and the dangers of an imminent downturn diminish. Fairness marketplaces jumped to start the year. The difficulty for the Fed is whether or not those people ailments will let inflation to…