(AGI) - Washington, June 25 - The United States economycontracted by 2.9 percent in the first quarter of 2014, themost significant fall since the first quarter of 2009. Thisthird and final revision is lower than the -1 percent of thesecond revision and +0.1 percent of the initial estimate.Analysts had expected a 1.7 percent contraction. In the fourthquarter of 2013 the U.S. GDP had increased by 2.6 percent. Avery cold winter contributed to the current contraction. (AGI). .