U.S. Stocks Fall Sharply  NEW YORK (Reuters) - Stocks fell sharply  on Wednesday  after oil prices jumped more than a dollar to over \$48 a barrel  and investment bank Morgan Stanley &lt;A HREF="http://www.investor.reuters.com/FullQuote.aspx?ticker=MWD.N target=/stocks/quickinfo/fullquote"&gt;MWD.N&lt;/A&gt; and brokerage Bear  Stearns Cos. Inc. &lt;A HREF="http://www.investor.reuters.com/FullQuote.aspx?ticker=BSC.N target=/stocks/quickinfo/fullquote"&gt;BSC.N&lt;/A&gt; reported declines in quarterly  profits.