FedEx Boosts Profit Forecast, Stock Jumps  NEW YORK (Reuters) - FedEx Corp. &lt;A HREF="http://www.investor.reuters.com/FullQuote.aspx?ticker=FDX.N target=/stocks/quickinfo/fullquote"&gt;FDX.N&lt;/A&gt; on Monday raised  its earnings forecasts, citing strong demand in several of its  businesses despite concerns about the slowing growth in the  U.S. economy.