Cold weather dampened U.S. economic growth in the 4th quarter, with the initial reading of 3.2% seasonally adjusted annual growth in GDP revised to a reading of 2.4% by the Commerce Department. Projections by economists are for even lower growth of 2% in the 1st quarter from the cold weather, which was the worst in 35 years for some parts of the north and midwestern U.S. Consumer spending adjusted for inflation increased by 2.6%, and the savings rate dropped by one percentage point from the average of the last 3 years to 4.5%. Government spending and investment declined by 12.8%, as efforts to reduce the deficit continued. Offsetting this, and the bright spot here was more business investment on equipment, software and buldings of 7.3%, and exports up by 9.4%. GDP in the 4th quarter was up 2.5% from the prior year and unemployment rate was 6.6% in Jan 2014. Overall assessment was cautiously optimistic for the U.S. economy at the beginning of the sixth year following the global financial crisis of 2008....