Fed Chair Powell Says People Feeling Squeezed Is A Very Real Thing, Makes Us More Committed To Getting Inflation Back Down; Central Bank Independence Has A Lot Of Support In Congress; Support For Fed Independence Among Democrats, Republicans, House And Senate; Lots Of Ways That Oil Prices Get Into Transportation, Which Can Leak Into Core; It May Or May Not Be Something That Makes A Big Imprint On U.S. Economy; Upward Revision In Growth Projections Is Productivity