Bed Bath   Beyond Profit Up, Shares Fall  NEW YORK (Reuters) - Bed Bath   Beyond Inc. &lt;A HREF="http://www.investor.reuters.com/FullQuote.aspx?ticker=BBBY.O target=/stocks/quickinfo/fullquote"&gt;BBBY.O&lt;/A&gt; on  Wednesday posted a 24 percent rise in its quarterly earnings as  demand for its household goods remained strong.